The equation that is the inverse of 5y+4= (x+3)²+12 is y = -3 ± √(5x - 8)
Which equation is the inverse of 5y+4= (x+3)²+12?From the question, we have the following parameters that can be used in our computation:
5y+4= (x+3)²+12
Swap x and y in the equation
So, we have
5x + 4= (y + 3)² + 12
When we make the vairiable y the subject, we have
y = -3 ± √(5x - 8)
Hence, the equation that is the inverse of 5y+4= (x+3)²+12 is y = -3 ± √(5x - 8)
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Offering 100 points to the first correct answer. Need asap, please!
A rectangle has sides measuring (6x + 4) units and (2x + 11) units.
Part A: What is the expression that represents the area of the rectangle? Show your work. (4 points)
Part B: What are the degree and classification of the expression obtained in Part A? (3 points)
Part C: How does Part A demonstrate the closure property for polynomials? (3 points)
Expression used for area of a rectangle is 12x² + 74x + 44 .
Its degree and classification is 2 and quadratic
and demonstration of a closure property is given by product of a polynomial is a polynomial.
Length of the rectangle = (6x + 4) units
and Width of the rectangle = (2x + 11) units.
The area of the rectangle is given by the product of its length and width,
Area = (6x + 4) × (2x + 11)
Find the product,
⇒ Area = 6x × 2x + 6x × 11 + 4 × 2x + 4 × 11
Simplifying this expression, we get,
⇒ Area = 12x² + 74x + 44
The expression that represents the area of the rectangle is 12x² + 74x + 44.
The degree of the expression 12x² + 74x + 44 is 2,
since the highest power of x is 2.
The classification of this expression is quadratic.
Part A demonstrates the closure property for polynomials because the product of two polynomials is also a polynomial.
Here, the area of the rectangle is the product of two polynomials (6x + 4) and (2x + 11).
And the result is also a polynomial (12x² + 74x + 44).
This shows that the set of polynomials is closed under multiplication.
Which is one of the defining properties of a mathematical system.
Therefore, the expression for area of a rectangle is (12x² + 74x + 44) ,
Degree and classification is 2 and quadratic and closure property is demonstrate by product of a polynomial.
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To rent a certain meeting room, a college charges a reservation fee of $18 and an dditional fee of $4 per hour the chemistry club wants to spend less than $50 on renting the room. possible number of hour the chemistry club could rent the meeting room?
use t for the number of hours.
write your answer as an inequality. solved for t
t < 8 is the inequality to solve the variable "t" as per the given data.
The cost C (in dollars) of renting the room for t hours can be expressed as:
C(t) = 4t + 18
To spend less than $50, we can set up an inequality:
C(t) < 50
Substituting the expression for C(t), we have:
4t + 18 < 50
Subtracting 18 from both sides, we get:
4t < 32
Dividing both sides by 4, we obtain:
t < 8
Therefore, the chemistry club could rent the meeting room for any number of hours less than 8 in order to spend less than $50.
The inequality solved for t is:
t < 8
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The point C(-3, 2) is rotated 270° clockwise around the origin. What are the coordinates of
the resulting point, C'?
-10 -8
-6
4
C
-2
104
8
6
4
1
2
4
9
-6
8
10
4
6
8 10
The coordinate of the resulting point C' after 270-degree rotation clockwise is (-2, -3).
Given that:
Point, C(-3, 2)
Rotation does not change the shape and size of the geometry. But changes the orientation of the geometry.
The coordinate of the resulting point C' after 270-degree rotation clockwise is given as,
C' = (-y, x)
C' = (-2, -3)
The coordinate of the resulting point C' after 270-degree rotation clockwise is (-2, -3).
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do I mult if x(x+6) m?
The quadratic value equation of triangle area is solved and x = 12 m
Given data ,
Let the triangle be represented as ΔABC
Now , the height of the triangle is h = x m
The base of the triangle is = ( x + 6 ) m
Area of triangle = ( 1/2 ) base x height
A = 108 m² = ( 1/2 ) ( x ) ( x + 6 )
216 = x² + 6x
Subtracting 216 on both sides , we get
x² + 6x - 216 = 0
On factorizing the equation , we get
( x + 18 ) ( x - 12 ) = 0
So , the solution is x = 12 m
Hence , the height of the triangle x = 12 m
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Stephan has a box in the shape of a hexagonal prism where the hexagonal bases are regular. A net of the box is below.
In the hexagon diagram, all the sides are drawn with a rectangle on every side and each is added and another hexagon is added to a rectangle.
Note: Figure is not drawn to scale.
He measured the height of the box to be 7 in. Then, Stephan drew a line from the center of one of the hexagons to each of its vertices and noticed that all the triangles he created have a height of 9 in and a base of 10 in.
The geometry of the hexagon is equally divided into six parts of the triangles are shaded inside. The top side is marked as 10 inches, and the length of the triangle is 9 inches.
Note: Figure is not drawn to scale.
What is the surface area of the hexagonal prism?
A.
750 sq in
B.
690 sq in
C.
960 sq in
D.
1,380 sq in
Can someone please help me with this? I'm struggling and it's already late :(
Answer:
(2, -5)
(4, -3)
(3, -1)
Step-by-step explanation:
When reflected across the X-axis, the sign of the y will change to the opposite.
(x, y) → (x, -y)
Let's solve
(2,5) → (2, -5)
(4,3) → (4, -3)
(3,1) → (3, -1)
So, the missing coordinates are: (2, -5)
(4, -3)
(3, -1)
Which of the following describes the graph of y--4x-38 compared to the parent square root function?
O stretched by a factor of 2, reflected over the x-axis, and translated 9 units right
O stretched by a factor of 2, reflected over the x-axis, and translated 9 units left
O stretched by a factor of 2, reflected over the y-axis, and translated 9 units right
O stretched by a factor of 2, reflected over the y-axis, and translated 9 units left
Answer:
There is no square root function mentioned to compare with, but assuming you meant the parent square root function y = sqrt(x), the correct answer is:
A.) "stretched by a factor of 2, reflected over the x-axis, and translated 9 units right"
To see this, note that the equation y = 4x + 38 can be rewritten as y - 38 = 4(x - (-9.5)). This means that the graph of y = 4x + 38 is a transformation of the parent function y = sqrt(x) as follows:
It is stretched vertically by a factor of 2 (since the coefficient of x is 4 instead of 1)It is reflected over the x-axis (since the coefficient of x is positive)It is translated 9 units to the right (since the vertex is at (-9.5, -38) instead of (0, 0))So the correct answer is (a) stretched by a factor of 2, reflected over the x-axis, and translated 9 units right.
Answer:
answer is (a) stretched by a factor of 2, reflected over the x-axis, and translated 9 units right.
Step-by-step explanation:
The volume of a cylinder is 637 cm³. If the radius is 3 cm, what is the height
of the cylinder?
If the radius is 3 cm, the height of the cylinder is approximately 7.06 cm, which is closest to option B, 7 cm. The correct option is B.
The formula for the volume of a cylinder is V = πr²h, where V is the volume, r is the radius, and h is the height.
We are given that the volume of the cylinder is 637 cm³ and the radius is 3 cm. Substituting these values into the formula, we get:
637 = π(3²)h
Simplifying:
637 = 9πh
h = 637 / (9π)
h ≈ 7.06
Thus, the height of the cylinder is approximately 7.06 cm, which is closest to option B, 7 cm.
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Please help. This is due and I don't know how to solve it.
Answer:for the one in the middle, that one is 5.0, for the one in the top, that one is 7, and for the bottom one, that one is 50
Step-by-step explanation:
A police car is chasing a speeding car on a right-angled intersection such that former is approaching to the intersection, while the latter is moving away from it. At the point where the police car is at 80 mph and it is 44 yards from the intersection, the police radar detected that the distance between them is increasing at 45 mph, while the other car is 117 yards away from the intersection. What is the rate of the speeding car?
The rate of the speeding car is 0.493.
We have,
The police car is at 80 mph and it is 44 yards from the intersection, is increasing at 45 mph, while the other car is 117 yards away from the intersection.
So, Rate of speeding car
= (45- 80)/ (117- 44)
= -35/(-73)
= 35/73
= 0.493
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Jenny has $1200 in her savings account. If the bank pays 3% interest per year on savings, how much interest does she earn in one year?
Answer:
To find out how much interest Jenny earns in one year, we can use the formula:
interest = principal x rate x time
where:
the principal is the amount of money in the savings account
rate is the interest rate per year, expressed as a decimal
time is the length of time the money is in the account, in years
In this case, Jenny's principal is $1200, the rate is 3% or 0.03 as a decimal, and the time is 1 year. Plugging these values into the formula, we get:
interest = 1200 x 0.03 x 1
interest = $36
Therefore, Jenny earns $36 in interest in one year.
What does 96 tell you about the volume of one small cube(1/4)
The larger cube is made up of 384 small cubes, each with a volume of 1/4.
We have,
If we assume that 96 is the total volume of a larger cube made up of smaller cubes, and each small cube has a volume of 1/4.
We can make the following calculation:
Let x be the number of small cubes that make up the larger cube.
The volume of the larger cube = Volume of each small cube x Number of small cubes
96 = (1/4) x
Solving for x.
Multiply 4 on both sides.
96 x 4 = x
x = 384
Therefore,
The larger cube is made up of 384 small cubes, each with a volume of 1/4.
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solve the equation -16=a- 19
Answer:
a = 3
Step-by-step explanation:
Collect like-terms:
[tex] - 16 = a - 19[/tex]
[tex]a = - 16 + 19[/tex]
[tex]a = 3[/tex]
Answer: 3
Step-by-step explanation: you take 19 from 3 giving you -16
Determine if the question is a Statistical Question
Answer:
jordans van
Step-by-step explanation:
yes satiscal
pls help QUICK! heres screenshot. 10 points!
Answer:
the answer is (b)
because;
a^2-10a+24
product:24
sum:-10
factor:-6,-4
a(a-6)-4(a-6)
(a-6)(a-4)
therefore:two solutions but only one is given
The normal curve represents a distribution where the
are equal to each other.
a. range/ standard deviation/variance
b. mean/median/standard deviation
c. mode/median/standard deviation
d. mean/median/mode
and
The normal curve represents a distribution where the mean, median, and mode are equal to each other.
What does normal curve represents a distribution where the are equal to each other?The normal curve denotes a distribution in which the mean, median, and mode are all equal. As a result, the right answer is:
The curve of a normal distribution is symmetrical and bell-shaped, with the mean, median, and mode placed in the center. The standard deviation is a measure of the data's spread or dispersion around the mean.
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What is the smallest positive integer n such that the fourth root of 56*n*360 is an integer?
The smallest positive integer n that makes the fourth root of 56n360 an integer is n = 81.
We can start by simplifying the expression inside the fourth root:
56 * n * 360 = [tex]2^{3}[/tex] * 7 * n * [tex]2^{3}[/tex] * [tex]3^{2}[/tex] * 5
= [tex]2^{6}[/tex] * [tex]3^{2}[/tex] * 5 * 7 * n
Taking the fourth root of this expression gives:
[tex](56*n*360)^{(1/4)}[/tex] = [tex](2^{6}*3^{2}*5*7*n) ^{(1/4)}[/tex]
= [tex]2^{(6/4)}[/tex] * [tex]3^{(2/4)}[/tex] * [tex]5^{(1/4)}[/tex] * [tex]7^{(1/4)}[/tex] * [tex]n^{(1/4)}[/tex]
= 4 * [tex]3^{(1/2)}[/tex] * [tex]5^{(1/4)}[/tex] * [tex]7^{(1/4)}[/tex] * [tex]n^{(1/4)}[/tex]
For the fourth root to be an integer, [tex]n^{(1/4)}[/tex] must be an integer, and since we want n to be as small as possible, we want [tex]n^{(1/4)}[/tex] to be as small as possible.
The smallest possible value of n that makes [tex]n^{(1/4)}[/tex]an integer is when n is a fourth power of a prime number. Therefore, we can let n = [tex]p^{4}[/tex], where p is the smallest prime number that makes the expression under the fourth root an integer.
From the expression above, we can see that p must be a factor of 7 and [tex]35^{2}[/tex] in order to make the expression under the fourth root an integer. The smallest prime factor of 7 and [tex]35^{2}[/tex] is 3, so we can let p = 3. Then:
n = [tex]p^{4}[/tex] = [tex]3^{4}[/tex] = 81
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20
9
11. The line plot shows the number of miles Elisa ran each week.
a. Choose the appropriate measures to describe the center and
spread of the distribution. Justify your response based on the
shape of the distribution.
b. Write a few sentences describing the center and spread of the
distribution using the appropriate measures. Round to the
nearest tenth if necessary.
3
Miles Ran Each Week
xx---
xx---
8-XXXX
XXXXXX---
XXXX--
--xx
xx---
27 28 29 30 31 32 33 34 35
The distribution is roughly symmetric, we can use the mean as a measure of center and the standard deviation as a measure of spread.
The distribution of miles ran each week by Elisa is relatively symmetric and centered around 30 miles per week, with a relatively tight spread of about 2.3 miles per week.
We have,
a.
Since the distribution is roughly symmetric, we can use the mean as a measure of center and the standard deviation as a measure of spread.
However, the distribution also has some slight right-skewness, so we may want to consider using the median instead of the mean, depending on the context and purpose of the analysis.
b.
The mean of the distribution is:
= (28 + 29 + 30 + 31 + 32 + 33 + 34)/7
= 30.1
So the center of the distribution is around 30 miles per week.
The standard deviation of the distribution is approximately 2.3 miles per week, which tells us that the spread of the distribution is relatively tight.
Alternatively, we could use the median as a measure of the center.
Since there are 7 data points, the median is the average of the 4th and 5th values (30 and 31):
= (30 + 31)/2
= 30.5
So the center of the distribution is also around 30 miles per week using the median.
Thus,
The distribution is roughly symmetric, we can use the mean as a measure of center and the standard deviation as a measure of spread.
The distribution of miles ran each week by Elisa is relatively symmetric and centered around 30 miles per week, with a relatively tight spread of about 2.3 miles per week.
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Dairy needs 333 gallons of milk containing 6% butterfat. How many gallons of milk containing 7% butterfat and milk containing 4% butterfat must be used to obtain 333 gallons?
222 gallons of milk containing 7% butterfat and 111 gallons of milk containing 4% butterfat must be used to obtain 333 gallons of milk containing 6% butterfat.
Let's assume that x gallons of milk containing 7% butterfat are needed, and y gallons of milk containing 4% butterfat are needed to obtain 333 gallons of milk containing 6% butterfat.
We can set up two equations to represent the given information:
Equation 1: x + y = 333
Equation 2: 0.07x + 0.04y = 0.06(333)
Simplifying Equation 2, we get:
0.07x + 0.04y = 19.98
Multiplying both sides of Equation 1 by 0.04, we get:
0.04x + 0.04y = 13.32
Subtracting this equation from Equation 2, we get:
0.03x = 6.66
Dividing both sides by 0.03, we get:
x = 222
Substituting x = 222 into Equation 1, we get:
222 + y = 333
y = 111
Therefore, 222 gallons of milk containing 7% butterfat and 111 gallons of milk containing 4% butterfat must be used to obtain 333 gallons of milk containing 6% butterfat.
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Enter a positive value for d that makes this statement true: 34×d is less than 34 but greater than zero HELP PLSS FASTT
Answer:
0.5 (any number between 0 and 1)
Step-by-step explanation:
34 * 0.5 = 17
34 > 17 > 0
4/5 is a real number or imaginary
4/5 is a real number.
What are real numbers?A real number is a value in mathematics that expresses a quantity along a continuous line. Real numbers can be expressed as fractions or decimals and can be positive, negative, or zero.
4/5 is a rational number in this situation, which is a form of real number that may be written as a ratio of two integers. A real number can also be irrational, which means that it cannot be stated as a ratio of two integers and that its decimal representation goes on indefinitely without repeating.
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I’ll give brainliest Write an inequality that represents this situation below.
Your suitcase for vacation will fit at most 11 outfits you already have 5 packed
Answer:
An inequality that represents this situation is:
x + 5 ≤ 11
where x is the number of outfits you can pack in addition to the 5 you already have.
Step-by-step explanation:
i got a what if If you have 6 outfits packed already, then the inequality becomes:
x + 6 ≤ 11
where x is the number of outfits you can pack in addition to the 6 you already have. happy to help
Which statement about congruent arcs is false?
OA. They have the same measure.
B. They are on the same circle or on congruent circles.
C. Their associated chords are perpendicular.
OD. Their associated central angles are congruent.
Answer: Letter C
Step-by-step explanation:
In the same circle, or in congruent circles, two minor arcs are congruent if and only if their corresponding chords are congruent.
Since c is saying that congruent arcs associated with chords are perpendicular its wrong.
Solve 19×6 using the distributive law.
Answer: (10 * 6) + (9 * 6) = 114
Step-by-step explanation:
Using the distributive property, we can write:
19 × 6 = (10 + 9) × 6
= (10 × 6) + (9 × 6) // Distributive property of multiplication over addition
= 60 + 54
= 114
Therefore, 19 × 6 = 114 when using the distributive law.
For the function h(y)=4|y+2|−3, evaluate h(−8).
Answer: h(-8) = 21
Step-by-step explanation:
Answer: 21
Step-by-step explanation:
You equation is h(y) but you need to find h(-8) which means substitute y for -8 into equation
h(-8)= 4|(-8)+2| -3 do what's inside absolute value first
=4|-6| -3 for absolute value, take positive of number
=4(6)-3 multiply
=24-3 subtract
=21
Marcus jogged 1 2/5 miles on Saturday and 9/10 miles on Sunday. Rounding the
fractions to the nearest 1/2, approximately how many miles did he jog over the
weekend? Express your answer as an improper fraction.
Marcus jogged [tex]2\frac{1}{2}[/tex] miles over the weekend.
Marcus jogged [tex]1\frac{2}{5}[/tex] miles on Saturday and 9/10 miles on Sunday.
we first need to find a common denominator:
[tex]1\frac{2}{5}[/tex] = 7/5
9/10 = 0.9 miles
Now, we can round each of these to the nearest 1/2:
7/5 is closer to [tex]1\frac{1}{2}[/tex] than 1, so we round to [tex]1\frac{1}{2}[/tex]
0.9 is closer to 1 than 1/2, so we round to 1
Adding these rounded values, we get:
[tex]1\frac{1}{2}[/tex] + 1 =[tex]2\frac{1}{2}[/tex]
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Which of the polar coordinates given below correctly describes the point A on the graph shown here? Select all correct answers.
Select all that apply:
(5,5π4)
(5,7π4)
(5,−3π4)
(−5,π4)
(−5,5π4)
(−5,−7π4)
Answer:
(5,5π/4)
(5,−3π/4)
(−5,π/4)
(−5,−7π/4)
Step-by-step explanation:The correct answer is:
r = 5 units (distance from the pole)
θ = 5π/4 radians (angle measured counterclockwise from the ray θ = 0)
Note: The polar coordinates for point A on the given graph are r = 5 and θ = 5π/4. The r-value represents the distance from the pole to the point, and the θ-value represents the angle measured counterclockwise from the reference ray θ = 0.
A cardboard box manufacturing company is building boxes with length represented by x + 1 width by 5-x and height by x-1
The volume of the cardboard box with given dimensions changes at the fastest average rate over the interval of option c. [1,5].
Length of the cardboard box = x + 1
Width of the cardboard box = 5 - x
Height of the cardboard box = x - 1
Volume of the box V (x) = length × width × height
Substitute the values we have,
V(x) = (x+1)(5-x)(x-1)
Expanding this expression gives,
V(x) = -x³ + 5x² + x - 5
To know where Volume is changing at the fastest average rate,
Find the maximum value of the absolute value of the derivative of V(x) over each of the given intervals.
Taking the derivative of V(x), we get,
V'(x) = -3x²+ 10x + 1
Taking the absolute value of this expression, we get,
|V'(x)| = 3x² - 10x - 1
Now, we can calculate the maximum value of |V'(x)| over each interval,
At [1,2]
|V'(1)| = 8
|V'(2)| = 9
[1,3.5]
|V'(1)| = 8
|V'(3.5)| = 0.75
[1,5]
|V'(1)| = 1
|V'(5)| = 24
[0,3.5]
|V'(0)| = 1
|V'(3.5)| = 0.75
The maximum value of |V'(x)| occurs on interval [1,5].
Therefore, the volume of the box is changing at the fastest average rate over the interval option c . [1,5].
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The above question is incomplete, the complete question is:
A cardboard box manufacturing company is building boxes with length represented by x + 1, width by 5 − x, and height by x − 1. the volume of the box is modeled by the function below. over which interval is the volume of the box changing at the fastest average rate?
a. [1,2]
b. [1,3.5]
c. [1,5]
d. [0,3.5]
I don't know how to as well.
ASAP NEDDDD HELPPPPPP
By translation, the image of the triangle X is equivalent to the triangle E.
How to determine the image of a figure by rigid transformations
Herein we find the representation of a triangle, whose vertices are described below:
A(x, y) = (5, 5), B(x, y) = (5, 6), C(x, y) = (7, 5)
Whose image must be determined by a rigid transformation known as translation:
P'(x, y) = P(x, y) + T(x, y)
Where:
P(x, y) - Original point.P'(x, y) - Image of the point.T(x, y) - Translation vector.Now we proceed to determine the images of the vertices of the triangle:
A'(x, y) = (5, 5) + (4, - 3)
A'(x, y) = (9, 2)
B'(x, y) = (5, 6) + (4, - 3)
B'(x, y) = (9, 3)
C'(x, y) = (7, 5) + (4, - 3)
C'(x, y) = (11, 2)
Therefore, the triangle E is the image of the triangle X.
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