Answer:
Step-by-step explanation:
Circumference = 2piR or piD
pi(3) = 9.42
What would be the estimated loss in income from operations if the solvent production were temporarily suspended for May? If a loss is incurred, enter that amount as a negative number using a minus sign
The sales are expected to drop by 20%, this represents a total estimated loss in income from operations of $213,200.
Assuming that the creation of dissolvable was to be briefly suspended for May, the estimated loss in pay from activities is not set in stone by taking a gander at the expenses related to delivering 4,000 units in April and the extended deals for May.
In April, the creation costs per unit were $45 for direct materials, $20 for direct work, $16 for variable assembling costs, and $15 for variable selling and managerial costs. There were additionally fixed expenses of $100,000 for assembling and $42,000 for selling and authoritative costs.
For May, as deals are supposed to drop by 20%, the complete expense of creation for 4,000 units in April can be duplicated by 80% to decide the comparing creation costs for May.
Similar turns out as expected for fixed costs. In this way, the complete expense of creation in May would be,
$71,200 ($45 × 4,000 × 0.8) for direct materials, $32,000 ($20 × 4,000 × 0.8) for direct work, $25,600 ($16 × 4,000 × 0.8) for variable assembling costs, and $24,000 ($15 × 4,000 × 0.8) for variable selling and authoritative costs.
The proper expenses would continue as before at $100,000 for assembling and $42,000 for selling and regulatory costs.
Accordingly, the assessed estimated loss from tasks can be determined by taking away the complete expense of creation and fixed costs for May from the normal deals income for the month.
Considering that the deals are supposed to drop by 20%, this addresses an all-out assessed misfortune in pay from tasks of $213,200 ($357,200 - $144,000).
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The question is -
The production costs and selling and administrative expenses, based on the production of 4,000 units in April, are as follows:
Direct materials $45 per unit
Direct labor 20 per unit
Variable manufacturing cost 16 per unit
Variable selling and administrative expenses 15 per unit
Fixed manufacturing cost $100,000 for April
Fixed selling and administrative expenses 42,000 for April
Sales for May are expected to drop about 20% below those of the preceding month. No significant changes are anticipated in the fixed costs or variable costs per unit. No extra costs will be incurred in discontinuing operations in the portion of the plant associated with solvent. The inventory of solvent at the beginning and end of May is expected to be inconsequential.
What would be the estimated loss in income from operations if the solvent production were temporarily suspended for May?
Triangle XYZ is rotated 90° counterclockwise using the origin as the center of rotation.
Which other rotation can be used to create triangle X’Y’Z’ from triangle XYZ?
90° clockwise
270° clockwise
270° counterclockwise
360° counterclockwise
The other rotation that can be used to achieve the transformation is; C: 270° counterclockwise
What is the rotation used?
From the coordinates of XYZ transformed to coordinates of triangle X'Y'Z', we can see that the transformation pattern is;
(x, y) -----> (-y, x)
Now, this pattern of transformation occurs when;
There is a 90° clockwise rotation. However, the other rotation that can be used to achieve this is a 270° counterclockwise rotation
Answer: Triangle XYZ can be rotated 90° counterclockwise using the origin as the center of rotation to create triangle X’Y’Z’. To obtain the original triangle XYZ, we need to rotate the triangle X'Y'Z' by 90° clockwise using the origin as the center of rotation. This means that rotating the triangle X'Y'Z' by 90° clockwise is the same as rotating triangle XYZ by 90° counterclockwise, so the answer is 90° clockwise.
Pleasee answer this question and give very clear steps please I’m so confused :’(
Answer:
Proof below
Step-by-step explanation:
Area of the cross = Area of the rectangle - Area of unshaded regionEach of the unshaded regions is the same size since the arms of the cross are x ie the four unshaded rectangles are congruentTherefore to find the total area of the unshaded , first find the area of each of the unshaded rectangles and then multiply by 4Looking at the two unshaded rectangles on the top left and bottom left, the total width of both = 2 - x.The area of the cross in the flag is equal to A = 5 · x - x².
How to determine the area of the cross in the flag
In this problem we must determine the area of the cross in a flag, this can be seen as a sum of areas of rectangles, whose formula is:
A = w · l
Where:
w - Width, in metersl - Length, in metersNow we proceed to determine the area of the cross by following expression:
A = 3 · x + 2 · (1 - 0.5 · x) · x
A = 3 · x + 2 · x - x²
A = 5 · x - x²
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the temp at noon was -4c by midnight the temp dropped 8c
The temperature at midnight was - 12°C.
What is a numerical expression?A numerical expression is a mathematical statement written in the form of numbers and unknown variables. We can form numerical expressions from statements.
Given, The temperature at noon was - 4°C.
Now, At midnight the temperature dropped by 8°C.
So, Dropping by 8°C means - 8°C.
Therefore, The temperature at midnight is - 4°C - 8°C = - 12°C.
Q.Tthe temp at noon was - 4°C by midnight the temp dropped 8c, What was the final temperature at midnight?
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a 6-foot person standing 29 from a street light casts an 8-foot shadow. what is the height of the street light?
The height of the street light can be calculated by using the ratio of the person's height to their shadow length. The street light is 17 feet tall.
The height of the street light can be calculated by using the ratio of the person's height to their shadow length. In this case, the person is 6 feet tall and their shadow is 8 feet long. This gives us a ratio of 6:8 or 3:4. Since we know the person is standing 29 feet away from the street light, we can use this ratio to calculate the height of the street light. Using the ratio, we can say that for every 4 feet the person is away from the street light, the light is 3 feet tall. So if the person is 29 feet away from the street light, the light must be 3 x 29 ÷ 4 = 21.75 feet tall. However, since the height of the street light must be a whole number, we can round up and say that the street light is 17 feet tall.
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If f(x)=3x^-1 +8x^0, then which of the following is the value of f(a) in terms of a? (1) 3/a +8 (2) 8a +a/3 (3) 8a-3 (4) 1-a/3
not only do I need the right answer but I will need a valid explanation please. anything nonsensical will be reported.
The function f(x) evaluated in x = a gives:
f(a) = 3/a + 8
How to find the value of f(a)?
Here we have the function f(x) = 3x^(-1) + 8x^0
Remember that:
x^-1 = 1/x
x^0 = 1
Then we can rewrite our function as:
f(x) = 3/x + 8
Now we can evaluate this in x = a, then we will get:
f(a) = 3/a + 8
That is the correct option.
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a parking row has 8 spaces. four cars are pulled in randomly to park in the parking row. what is the probability that they are parked in two pairs one next to the other but at least one space exists between the two pairs? assume all four cars are different.
The probability that they are parked in two pairs one next to the other but at least one space exists between the two pairs is 1/7.
In the given question a parking row has 8 spaces.and four cars are pulled in randomly to park in the parking row.
We have to find the probability that they are parked in two pairs one next to the other but at least one space exists between the two pairs.
Number of ways to arrange 4 cars in 8 places = P(8,4)
Number of ways to arrange 4 cars in 8 places = 1680
Number of ways to arrange 4 cars in 2 pairs = N
(Choose 2 pairs of consecutive place from 8 and arrange 4 cars) = 15*4!
= 360
Number of ways to arrange 4 cars in 2 pairs so that there is no space between 2 pairs
= 5*4!
= 120
therefore,
Number of ways no two pairs are consecutive = 360-120
Number of ways no two pairs are consecutive = 240
probability=240/1680
Probability = 1/7
Therefore, the probability that they are parked in two pairs one next to the other but at least one space exists between the two pairs is 1/7.
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Solve the circled questions (I solved a few of them not exactly sure if they are correct).
The equation "tan(⍉)• cos(⍉)=sin(⍉)" is true for all values of ⍉.
The equation "(1 - cos ⍉)(1 - cos ⍉) = sin (⍉)" is true for all values of ⍉.
The equation "(1 + sin ⍉)(1 - sin ⍉) = cos ² (⍉)" is true for all values of ⍉.
How did we get the assertions?To prove the equation "tan(⍉)• cos(⍉)=sin(⍉)", we can use the identity:
tan(⍉) = sin(⍉) / cos(⍉)
Therefore, tan(⍉)• cos(⍉) = (sin(⍉) / cos(⍉)) * cos(⍉) = sin(⍉).
To prove the equation "(1 - cos ⍉)(1 - cos ⍉) = sin (⍉)", we can use the identity:
cos²(⍉) = 1 - sin²(⍉)
So, (1 - cos ⍉) = √(1 - cos²(⍉)) = sin(⍉), and
(1 - cos ⍉)(1 - cos ⍉) = sin²(⍉) = sin (⍉).
To prove the equation "(1 + sin ⍉)(1 - sin ⍉) = cos ² (⍉)", we can use the identity:
cos²(⍉) = (1 + cos(⍉)) / 2
and
sin²(⍉) = (1 - cos(⍉)) / 2
Therefore, (1 + sin ⍉)(1 - sin ⍉) = (1 + (1 - cos(⍉)) / 2) * (1 - (1 - cos(⍉)) / 2) = (1 + (1 - cos(⍉)) / 2) * (1 + cos(⍉) / 2) = (2 + cos(⍉)) / 2 = cos²(⍉).
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need help pls
schoology
7+ 2 i
ÁLGEBRA álgebra 2
The height of a golfball hit off a 128-foot hill is modeled by the function h(t) = −16t2 + 32t + 128, where h is height in feet and t is time in seconds. Find the time the golfball takes to reach the ground.
A-3s
B-6s
C-5s
D-4s
The time the golfball takes to reach the ground = 4 seconds
The correct answer is an option (D)
When the golfball reach the ground the the height of a golfball h(t) must be zero.
Consider the function h(t) = -16t² + 32t + 128
Substitute h(t) = 0 in above equation.
-16t² + 32t + 128 = 0
We solve above quadraic equation for t.
using the Quadratic Formula where
a = -16, b = 32, and c = 128
[tex]t=\frac{-b\pm \sqrt{b^2-4ac} }{2a} \\\\t=\frac{-32\pm \sqrt{32^2-4(-16)(128)} }{2(-16)}\\\\t=\frac{-32\pm 96}{-32}[/tex]
t = -64/32 OR t = 128/32
t = -2 OR t = 4
t = -2 is not possible.
Thus the time to reach the ground = 4 seconds
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how to simply 5x +13-5+7x
Answer: To simplify the expression 5x +13-5+7x, we need to perform the following steps:
Combine the coefficients of like terms:
-5x + 7x = 2x
5 + 13 = 18
Replace the combined terms:
2x + 18
So, the simplified expression is 2x + 18.
Let x = 120°. What is the second coterminal angle for x that is less than -500°?
The second coterminal angle for x = 120° that is less than -500° is -620°.
What is angle?Triangle is geometric figure that can be described as the amount of rotation between two straight line or planes and angle is measured in degree with a full circle being 360° the most common type of angle are the right angles 90° acute angles are less than 90°. Anglican also be classified as either complementary or supplementary depending on how they relate to each other.
Coterminal angles are angles that are the same distance from 0° but in the opposite direction. To find the second coterminal angle for x = 120° we subtract 360° from it. Thus, the second coterminal angle for x = 120° that is less than -500° is -620°.
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4. The side of a square measures 4x+ 1 feet. The perimeter is 260 feet. Find x, then find
the side length of the square.
Answer:
Step-by-step explanation:
Perimeter = s+s+s+s = 4s
4(4x+1) = 260
16x + 4 = 260
16x = 256
x = 16
4(16) + 1 = 65
Pharoah's Hotel opened for business on May 1, 2022. Its trial balance before adjustment on May 31 is as follows.
PHAROAH'S HOTEL
Trial Balance
May 31, 2022
Account Number
101
126
130
140
141
149
200
201
208
301
429
Cash
Supplies
Prepaid Insurance
Land
Buildings
Equipment
Notes Payable
Accounts Payable
Unearned Rent Revenue
Owner's Capital
Rent Revenue
Debit
$3,600
2,050
3,000
13,000
61,800
14,400
Credit
$40,000
4,900
3,000
41,200
Answer:
The total debits in the trial balance add up to $99,050, while the total credits add up to $88,100. This means that there is a debit balance of $10,950, which suggests that there may be some expenses that have not yet been recorded.
A Quadrilateral in which both pairs of opposite sides are parallel is called a) u parallelogram b) Rhombus c) square d) Trapezium
A parallelogram is a quadrilateral with two pairs of opposite sides that are parallel. This particular quadrilateral has four sides, two of which are parallel and equal in length, and both of which have equal-sized opposite angles.
A parallelogram is a quadrilateral with two pairs of opposite sides that are parallel. This particular quadrilateral has four sides, two of which are parallel and equal in length, and both of which have equal-sized opposite angles. A parallelogram has equal-length opposite sides and diagonals that cut each other in half. It possesses all the characteristics of a parallelogram, including diagonals that are split in half and angles that add up to 360 degrees. Additionally, it is the only quadrilateral in which the angles on either side are equal.
In two dimensions, a parallelogram is a shape with four sides and four angles. It is a particular kind of quadrilateral where the opposing sides are parallel and all sides are the same length. In terms of the intersection of the two sides, it is also symmetrical. A parallelogram has equal opposed angles and diagonals that cut each other in half.A parallelogram's internal angles add up to 360°. The parallelogram is a rectangle if two of its adjacent angles are supplementary. Whenever a parallelogram's angles are all at right angles, it is a square.
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Pleeeeeeeease I need help answer this for me
Answer:B I’m not sure if it is correct
Step-by-step explanation:
find the perimeter of this figure. dimensions are in inches
5
3
10
use 3.14 for [tex]\pi[/tex]
Hello, I do not know how to do this. May somebody please help me?
The quadratic function that would match the graph is defined as follows:
f(x) = 4(x² - 6x + 5).
How to define the function?
The graph is a parabola, hence the function is a quadratic function.
The x-intercepts of the graph, which are the values of x when the graph crosses the x-axis, are given as follows:
x = 1 and x = 5.
Considering the Factor Theorem, the function is defined as a product of it's linear factors as follows:
f(x) = a(x - 1)(x - 5)
f(x) = a(x² - 6x + 5).
In which a is the leading coefficient.
When x = 0, y = 20, hence the leading coefficient a is obtained as follows:
5a = 20
a = 20/5
a = 4.
Meaning that the function is:
f(x) = 4(x² - 6x + 5).
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a random sample of 100 people was taken. eighty of the people in the sample favored candidate a. we are interested in determining whether or not the proportion of the population in favor of candidate a is significantly more than 75%. the test statistic is .
Here we fail to reject the null hypothesis.
What is significance level?
"Significance" in statistics refers to something that is "not by chance" or "likely true." We can infer that when a statistician claims that a finding is "very significant," he or she is implying that it may very well be true. It does not imply that the finding is very significant, but it does imply that it is highly likely. The fixed likelihood of incorrectly eliminating the null hypothesis when it is, in fact, true is what is referred to as the level of significance. The probability of type I error is defined as the degree of significance, and the researcher sets it based on the results of the error. The statistical significance is measured by its level of significance. It specifies whether the null hypothesis is thought to be accepted or rejected.
At a 0.05 level of significance, it can be concluded that the proportion of the population in favor of candidate A is:-
not significantly greater than 75%
value = 0.1056 >0.05 (Alpha)..so, we fail to reject the null hypothesis.
Hence we fail to reject the null hypothesis.
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A curve is such that [tex]\frac{dy}{dx}[/tex] = 2(kx-1)^5 where k is a constant.
Given that the curve passes through points ( 0 , 1) , ( 1 , 8 ) find the equation of the curve.
The equation of the curve that passes through points (0,1), (1,8) is y = 1/9 (3x - 1)⁶ + 8/9
multiply dx on both sides, To shift it over. By doing this, we get
dy = 2 (kx - 1)⁵dx
Using integration, Integrate both sides in relation to dy and dx terms next.
dy = 2 (kx - 1)⁵dx
∫ dy = ∫ 2 (kx - 1)⁵dx
y = 2 ∫ (kx - 1)⁵dx
Here, a u-substitution is possible. Suppose u = kx-1, which results in du/dx = k, which becomes du = kdx and rearranges to dx = du/k. Consequently, the subsequent steps can look like, y = 2 ∫ (kx - 1)⁵dx
y = 2 ∫ u⁵ × du/k
y = 2/k ∫ u⁵ × du
y = 2/k ( 1/ 5 +1 u⁵⁺¹ + C )
y = 2/k ( 1/ 6 u⁶+ C )
y = 2/k ( 1/ 6 (kx - 1)⁶ + C )
Let's enter (x,y) = (0,1) and use a little algebra to find C. On the right, we'll see an equation in terms of k.
y = 2/k ( 1/ 6 (kx - 1)⁶ + C )
1 = 2/k ( 1/ 6 (k × 0 - 1)⁶ + C )
1 = 2/k ( 1/ 6 + C )
k = 2 ( 1/ 6 + C )
k = 1/3 + 2C
3k = 1 + 6C
6C = 3k - 1
C = (3k - 1) / 6
Let's now insert that C value along with (x,y) = (1,8). After that, calculate k to obtain a precise number.
y = 2/k ( 1/ 6 (kx - 1)⁶ + C )
8 = 2/k ( 1/ 6 (k × 1 - 1)⁶ + ( 3k - 1 )/6 )
Find the root of the function using a graphing calculator. The x intercept is 3 and k is the input x. This would get you, C = (3k - 1) / 6
C = (3 × 3 - 1) / 6
C = 8/6
C = 4/3
Therefore, y = 2/k ( 1/ 6 (kx - 1)⁶ + C )
y = 2/3 ( 1/ 6 (3x - 1)⁶ + 4/3 )
y = 1/9 (3x - 1) ⁶ + 8/9 , hence the final equation.
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(a) Put the following equation in slope-intercept form.
(b) Graph the function. Take a picture or scan your work and your graph and upload your file.
2y + 7 = 3(x + 5)
How you will be graded:
(a) Correct Slope-intercept form (5 points)
One step done correctly = 2 points
More than one correct step, but not fully correct = 4 points
(b) The graph matches the student's slope-intercept equation OR the given equation (5 points)
3 points if either the slope or y-intercept is correct, but not both
0 points if neither the slope nor y-intercept matches the given equation or the equation from the student's answer to part (a)
WILL GIVE BRAINLIEST
Answer:
According to the equation given, the slope-intercept form is y = -3/2 x - 17/2. To graph this function, you need to first plot the y-intercept at (-17/2, 0) on the graph. Then, use the slope (-3/2) to find the next point and draw a line between the two points. That will be your graph for the equation. Good luck!
you skim the journal article to find information on the sample used in the study. in which section of the report would the sampling plan appear?
Sample selection is a key part of research design and can determine whether research questions will be answered before the study has even arisen. Good sample selection and actual sample size strengthen a study, protecting valuable time, resources, and money.
In the context of healthcare research, the dirty design could lead to the use of harmful practices, hold in a new treatment, and lost opportunities for high-quality care.
It is risky to take the time to identify the population of interest for the specific research question.
Nursing researchers are normally interested in answering questions about very specific patient populations which can span an incredible array of possibilities applying to international, local, national, and organizational contexts.
Different sampling types are used depending on the aim of the study and whether the research question seeks a confident answer about the population of interest.
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Start with the equation 0⋅3=0 to explain why −2⋅3 must equal −6.
Drag descriptions and equations to the table to complete the explanation.
To complete the explanation, the table needs the following explanations and equations, respectively: (-2 + 2)*3 = 0 Put the distributive property to use. Take 6 away from both sides. -2*3 = -6
How do equations work?An equal sign is located between the two algebraic expressions to form an equation, which is a mathematical statement. It indicates that the left and right sides of the equation are equal. Mathematical operators, variables, symbols, and integers all appear in algebraic expressions.
The initial stage in this technique is to insert any real number its opposite, which is zero. These results;
(-2 + 2)*3 = 0
The following step is to get using distributive property;
-2*3 + 2*3 = 0
That this next is to remove 6 away from both corners to get at;
-2*3 = 0 - 6
Lastly, we distill to obtain;
-2*3 = -6
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suppose you want to find how many ways we can select five door prizes from seven different ones and distribute them among five people. would you use a combination or a permutation?
There are [tex]5^{7}[/tex] total ways to divide the seven different prizes because each prize is selected from among five students and is awarded to only one.
These total methods also take into account the situations in which one student, two students, three students, or four students do not receive any awards ( not five as it is compulsory to distribute all the prizes ).
We will add the "2 students left out" cases after reducing the "1 student left out" cases, but this will also add the "2 students left out" cases after adding the "3 students left out" cases, so we will reduce them once more before reducing the "4 students left out" cases.
Hence total ways :
student left out”+“2
students left out”−“3
students left out”+“4
students left out”
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The circumference
Find the length of the radius.
Give your answer rounded to 3 SF.
→ r = 0
of a circle is 39.5km.
km
Answer:
19.8km (to 3 s.f.)
Step-by-step explanation:
circumference= 39.5km
circumference= 2 × radius
radius= 39.5÷2
= 19.75km
= 19.8km (to 3 s.f.)
A_______________ measures the number of standard deviations that a particular value is away from the mean.
The answer is Z-score. Z-score measures the number of standard deviations that a particular value is away from the mean.
A z-score is a numerical measure used in statistics to measure the number of standard deviations between data point and the mean. It is calculated by the subtracting of the population mean from the individual raw score and then dividing the difference by population standard deviation.
The resulting number is z-score, which can then also be used to determine the probability of a raw score in the population. Z-Scores are useful for comparing scores on different tests because they allow you to compare scores on different scales.
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Yesenia placed bricks around her circular garden. It took 157 bricks to go all the way around the garden. If each brick was 4 inches long, what is the diameter of the garden?
The diameter of the circle is 12.5 inches
What is the area and circumference of a circle?The circumference (or) perimeter of a circle = 2πr units. The area of a circle = πr2 square units. Where r is the radius of the circle. The circumference of the circle or the perimeter of the circle is the measurement of the boundary of the circle. Whereas the area of the circle defines the region occupied by the circle.
Given here: 157 breaks required to make a circular garden and cover the boundary.
Now each brick is 4 inches long
Thus total length of the circumference of the circular garden we get
157/4=39.25 inches long
Thus the circumference of the circle is given by
2πr=39.25
2r=39.25/3.14
d=12.5 inches
Thus the diameter is 12.5 inches.
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Do the ratios 7 4 and 42 24 form a proportion?
Answer:
yes
Step-by-step explanation:
a ratio is a special form of a fraction, but it is a fraction.
so, all calculation, comparison and transformation rules of fractions apply.
7:4 = 7/4
42:24 = 42/24
and because
7/4 × 6/6 = 42/24
they are both describing the same ratio and form therefore a proportion.
a proportion simply means that two fractions are equal.
Isabella recently opened her online candle shop, Spectacular Scents. Her sales in the first
week were $86. After advertising her new shop on social media, her sales increased by 20%
the following week and continued to increase at that rate.
Write an exponential equation in the form y = a(b)* that can model Isabella's weekly sales, y,
x weeks after opening her shop.
Use whole numbers, decimals, or simplified fractions for the values of a and b.
Answer:
Step-by-step explanation:
The required exponential equation that can model Isabella's weekly sales, y, x weeks after opening her shop is y = 86 * (1.20)ˣ.
What is an exponential function?The function which is in format f(x) =aˣ where a is constant and x is variable, the domain of this exponential function lies (-∞, ∞).
Let's let the variable x represent the number of weeks after opening the shop, and let y represent the weekly sales in dollars. We know that in the first week, her sales were $86. After that, her sales increased by 20% each week. This means that her sales in the second week were,
We can see that her sales are increasing by a factor of 1.20 each week. This means that we can model her sales using an exponential equation of the form:
y = a * (1.20)ˣ
Where a is the amount of the initial sales in the first week (which we know is $86).
So the exponential equation that can model Isabella's weekly sales, y, x weeks after opening her shop is:
y = 86 * (1.20)ˣ
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