7x (9 x 2) = (7x [?]) × 2
Solve for ?

Answer:

7.35 million

Step-by-step explanation:

49*0.81^9 =7.35 million

Jacques' average revenue per basket is $ per basket.

Average revenue (AR) is calculated by dividing total revenue (TR) by total quantity sold (Q).

Therefore, AR = TR/Q

Given that Jacques sells 32,000 baskets and the highest price consumers are willing to pay according to the demand curve, his total revenue (TR) is unknown.

However, we can calculate his average revenue (AR) by dividing his total revenue (TR) by the quantity sold (Q).

AR = TR/32,000

Therefore, Jacques' average revenue per basket is $ per basket.

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Complete question:How much average revenue will Jacques make if he sells 32,000 baskets at the highest price consumers are willing to pay according to the demand curve?

C. The matrix is the augmented matrix of a consistent linear system for every value of h.

What is augmented matrix ?

An augmented matrix is one that is created by joining the columns of two matrices.

The augmented matrix of a consistent linear system can have any value in the last column, as long as it corresponds to a valid solution of the system of linear equations.

The presence of a non-zero value in the last column simply indicates that the system has a unique solution, while a zero value in the last column indicates that the system is either inconsistent or has infinitely many solutions.

In this case, the value of h does not affect the consistency of the system.

Hence,  The matrix is the augmented matrix of a consistent linear system for every value of h.

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The value of investment at maturity is $15094.

what is compound interest?

Interest that is added to a loan or deposit sum is known as compound interest. In our daily lives, it is the notion that is employed the most frequently. Compound interest is calculated for a sum using the principal and interest accrued over time. Compound interest and simple interest differ primarily in this way.

a=9000

r= 0.09

t=6

y=a(1+r)ᵗ

=> y=9000(1+0.09)⁶

=> y= 9000(1.09)⁶

=> y= 15093.900

Rounded to whole number : $15094

The value of investment at maturity is $15094

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[tex]\huge\begin{array}{ccc}x=1;&y=\frac{\sqrt3}{2}\end{array}[/tex]

Look at the picture.

We have:

[tex]a=\dfrac{1}{2}\\\\2a=x\\\\a\sqrt3=y[/tex]

Therefore:

[tex]x=2\cdot\dfrac{1}{2}\to\boxed{x=1}\\\\y=\dfrac{1}{2}\cdot\sqrt3\to\boxed{y=\dfrac{\sqrt3}{2}}[/tex]

Answer:

−x^2+x−2

Step-by-step explanation:

Answer:

Step-by-step explanation:

18

In the exponential function y = 3 × q⁵ the starting value is 3.

The formula for an exponential function is f(x) = aˣ, where x is a variable and a is a constant that serves as the function's base and must be bigger than 0.

Given is an exponential function is -

y = 3 × q⁵

The exponential function is written in the form abˣ.

Here, a is considered to be the initial value, b is considered to be the base and x represents the growth factor.

So, the initial or starting value in function y = 3 × q⁵ is -

a = 3

Hence, the starting value is 3.

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There is sufficient evidence to support the claim of a greater variance for machine 1

Given two data sets, n1=25 and n2=22, their means are calculated as x1=3.3284 and x2=3.2782 respectively. The variance for each data set is calculated as s1=0.2211 and s2=0.0768 respectively.

The null hypothesis is that the variance of data set 1 (s1) is less than or equal to the variance of data set 2 (s2), while the alternative hypothesis is that the variance of data set 1 is greater than the variance of data set 2.

The test statistic F is calculated as the ratio of the variance of data set 1 squared to the variance of data set 2 squared, resulting in a value of 8.288.

The P-value is calculated as the probability of obtaining the value of the test statistic, or a more extreme value, which is less than 0.01.

Therefore, based on the significance level, the null hypothesis is rejected and the alternative hypothesis is accepted.
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There is sufficient evidence to support the claim of a greater variance for machine 1

Given two data sets, n1=25 and n2=22, their means are calculated as x1=3.3284 and x2=3.2782 respectively. The variance for each data set is calculated as s1=0.2211 and s2=0.0768 respectively.

The null hypothesis is that the variance of data set 1 (s1) is less than or equal to the variance of data set 2 (s2), while the alternative hypothesis is that the variance of data set 1 is greater than the variance of data set 2.

The test statistic F is calculated as the ratio of the variance of data set 1 squared to the variance of data set 2 squared, resulting in a value of 8.288.

The P-value is calculated as the probability of obtaining the value of the test statistic, or a more extreme value, which is less than 0.01.

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An engineer is designing a fuel tank in the shape of a cylinder, the approximate radius of the cylinder is 8.2 inches.

Volume:

V = πr²h

Height:

h = 2r

V = πr²h

V= πr²(2r)

V= 2πr³

And we know that the volume must be 3,500 in³, now we can replace that and solve for R, we will get:

V= πr²h

3500 = 3.14 x 2 x (r)³

r = 8.2 inch

The cylinder's approximate radius must be 8.2 inches.

One of the most fundamental curvilinear geometric shapes, a cylinder has historically been a three-dimensional solid. It is regarded as a prism with a circle as its base in basic geometry. In several contemporary fields of geometry and topology, a cylinder can alternatively be characterised as an infinitely curved surface.

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The number of degrees counterclockwise that Kevin needs to reach the original position will be 58°.

The inclination is the separation seen between planes or vectors that meet. Degrees are another way to indicate the slope. For a full rotation, the angle is 360°.

Adjacent angle - In math, two points are nearby in the event that they have a typical side and a typical vertex.

Let the angle be 'x'. Then the equation is given as,

x + 13° = 71°

x = 71° - 13°

x = 58°

The number of degrees counterclockwise that Kevin needs to reach the original position will be 58°.

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An element around me that has one of the aforementioned shapes is a ball.

One of the geometric shapes around me is a basketball. This has a completely spherical shape that from any perspective looks circular.

This ball is orange in color and due to its circular or sphere shape it can roll on the floor. Additionally, this ball has the property of deforming when it hits the ground and bounces.

Additionally, with this ball we can make parabolic shots to score it on a basketball court.

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The bond would pay back its face value of $1000 at the end of the 10 years.

The face value of the bond is the amount the bond will be worth when it matures, and it is also known as the "par value" or the "principal amount."

In this case, the face value of the bond is $1000, so at the end of the 10 years, the bond will pay back $1000 in principal to the bondholder.

The coupon rate, which is 4% in this case, determines the amount of the annual interest payment that the bondholder will receive.

Therefore, regardless of the changes in interest rates, the bond will pay back its face value of $1000 at the end of the 10 years.

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The values mean, variance and standard deviation for Pomona and Anaheim are compared to identify the deviation in the air quality level.

The air quality index values for various area of southern California. Here the random variable (X) represents the air quality index values for Pomona.

From the given information the data values are 28, 42, 58, 48, 45, 55, 60, 49 and 50

Range = max. value - min.value

           = 60 - 28 = 32

mean for air quality index for Pomona = x'

                                            = sum of the values/total no.of samples

                                            = (∑Xi )/ (n)

                                            = 435/9 = 48.33

sample variance , ∑(Xi - x')/ n-1 = 92.75

standard deviation is the sq.root of variance , i.e √92.75

                                            = 11.66

Use mean 48.3, variance 136 and standard deviation 11.66 to compare with the air quality in Pomona and Anaheim.

The air quality index reading for Pomona mean is equal to Anaheim. That is, The Pomona mean (48.3) is equal to the Anaheim mean (48.3).

The variance and sample standard deviation for Anaheim are 136 and 11.66, respectively.

The variance and sample standard deviation for Pomona are 92.75 and 9.63, respectively.

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The perimeter is  6x + 8 feet and the area is (2x^2 + 5x + 3) square feet

The perimeter of a rectangle is equal to the sum of the lengths of all four sides.

The length of the shed is 2x + 3 feet, and the width is x + 1 feet, so the perimeter of the shed is:

2 * (2x + 3) + 2 * (x + 1) = 4x + 6 + 2x + 2 = 6x + 8 feet

The area of a rectangle is equal to the product of its length and width.

So, the area of Shirley's shed is:

(2x + 3) * (x + 1) = (2x^2 + 5x + 3) square feet

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The top interval in a frequency table for a set of scores ranging from a high of X = 75 to a low of X = 23 would be 73-75.

This is because the bottom interval is 18-23, and the intervals in a frequency table are generally of equal size. This means that the highest interval must be of a similar size, and would thus be 73-75. The purpose of a frequency table is to show how often values from a numerical data set occur.

The data is usually divided into intervals of equal size, such as the 18-23 interval mentioned in this scenario. The intervals are usually calculated by subtracting the lowest value from the highest value, and then dividing the result by the number of intervals desired. In this case, the highest interval must be of equal size to the 18-23 interval, resulting in a range of 73-75.

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Answer: the meaning of the variable m is Meagan, M is a shortened version to show that 3 is how much money she has.

Step-by-step explanation:

hope this helps ^^

The increasing and decreasing behavior of the function f(x) on the given intervals is as follows:

On the interval (-∞, -3), f(x) is increasing.

On the interval (-3, 0), f(x) is decreasing.

On the interval (0, 3), f(x) is increasing.

On the interval (3, ∞), f(x) is decreasing.

We have,

To determine the increasing and decreasing behavior of the function f(x) = x / (x² - 9) on the given intervals, we can evaluate the sign of the derivative of the function.

Taking the derivative of f(x) with respect to x and simplifying, we have:

[tex]f'(x) = (-x^2 + 9 - x(2x)) / (x^2 - 9)^2\\= (-x^2 + 9 - 2x^2) / (x^2 - 9)^2\\= (-3x^2 + 9) / (x^2 - 9)^2[/tex]

To identify the increasing and decreasing behavior, we need to examine the sign of f'(x) on each interval.

For the interval (-∞, -3):

Plugging in a value less than -3, such as -4, into f'(x) yields a positive result.

Plugging in a value between -3 and 0, such as -2, into f'(x) gives a negative result.

Therefore, f'(x) is positive for x < -3 and negative for -3 < x < 0, indicating that f(x) is increasing on the interval (-∞, -3) and decreasing on the interval (-3, 0).

For the interval (-3, 3):

Plugging in a value between -3 and 0, such as -2, into f'(x) yields a negative result.

Plugging in a value between 0 and 3, such as 1, into f'(x) gives a positive result.

Therefore, f'(x) is negative for -3 < x < 0 and positive for 0 < x < 3, indicating that f(x) is decreasing on the interval (-3, 0) and increasing on the interval (0, 3).

For the interval (3, ∞):

Plugging in a value between 3 and 4, such as 3.5, into f'(x) yields a positive result.

Plugging in a value greater than 4, such as 5, into f'(x) gives a negative result.

Therefore, f'(x) is positive for 3 < x < 4 and negative for x > 4, indicating that f(x) is increasing on the interval (3, 4) and decreasing on the interval (4, ∞).

Thus,

The increasing and decreasing behavior of the function f(x) on the given intervals is as follows:

On the interval (-∞, -3), f(x) is increasing.

On the interval (-3, 0), f(x) is decreasing.

On the interval (0, 3), f(x) is increasing.

On the interval (3, ∞), f(x) is decreasing.

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A: Range is 4

Range is from the smallest to the greatest so 10 - 6 = 4.

B: There are 5 students in the groups.

Five marks, five students.

C: Mean is 8.

The mean is to add all the marks 6 + 7 + 8 + 9 + 10 = 40. Then, divide by the numbers. There are 5 numbers so, 40 ÷ 5 = 8.

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An ellipse is described by this equation. It is a conic section because it has two variables, x and y, that are squared and multiplied together. The conic's shape is fixed because the equation also contains a constant.

An ellipse is described by this equation. It is a conic section because it has two variables, x and y, that are squared and multiplied together. A constant in the equation, 4x2 + 3xy + 5y2 - x - y = 0, shows that the conic's shape is fixed.  The equation is neither a parabola nor a hyperbola because it lacks any x or y terms. The equation therefore describes an ellipse. An oval-shaped closed curve known as an ellipse is produced when a plane and a cone intersect. The foci, or the two places at which the ellipse is symmetric, serve as its two defining points. The standard form of an ellipse, which is centred at the origin and contains the equation A(x2) + B(xy) + C(y2) + D(x) + E(y) + F = 0, is described by the equation provided. In this case, the constants are A=4, B=3, C=5, D=1, and E=1, and F=0. The major axis to minor axis ratio in the equation is 4:5, describing a moderately flattened ellipse. The equation can be used to determine the ellipse's area, circumference, and other parameters because it is symmetrical.

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34 questions was answered correctly by the student, while 6 questions were incorrect

An equation is an expression showing the relationship between two or more numbers and variables. An equation can either be linear, quadratic, cubic and so on depending on the degree.

A math test has 40 questions. A student answers 85% of the questions correctly.

Number of questions answered correctly = 85% of total questions = 0.85 * 40 questions = 34 questions

Number of questions not answered correctly = 40 - 34 = 6 questions

34 questions was answered correctly by the student.

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Response variable defined with:

B. The number or quality of the variable for whom the value the experimenter wants to figure out how the explanatory variable affects.

Option B describes the response variable as the variable of interest that the experimenter is trying to study and understand how it is affected by other variables, known as explanatory variables. The response variable is often the dependent variable in a study and the focus of the analysis.

On the other hand, option A describes a situation in which the effect of two factors on the response variable cannot be distinguished, which is not a definition of the response variable itself. Option C describes a placebo, which is a different concept in experimental design.

Option D is similar to option B but does not describe the response variable as being the focus of the experimenter's study.

The response variable, also known as the dependent variable, is a variable in a statistical model or experiment that is being measured or studied. It is the outcome of interest that the experimenter wants to understand and explain by considering the effects of one or more independent variables, also known as explanatory variables.

The goal of the experiment is to determine how changes in the explanatory variables affect the response variable. In a sense, the response variable is the dependent variable because its value depends on the values of the independent variables.

Understanding the relationship between the response and explanatory variables is important in fields such as science, medicine, and engineering, where researchers are often interested in predicting or controlling outcomes based on various inputs.

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Answer:

4.7 miles per day

Step-by-step explanation:

35.8 - 17 = 18.8 miles

So, she needs to ride 18.8 miles in 4days

18.8 divided by 4 = 4.7 miles per day

So, she needs to ride 4.7 miles each day to meet her goal.

The equation of the circle,

x² + (y – 3)² = 36.

The correct option is A.

A circle is a closed, two-dimensional object where every point in the plane is equally spaced from a central point. The line of reflection symmetry is formed by all lines that traverse the circle.

And the general formula of the circle,

(x – h)²+ (y - k)² = r²,

where (h, k) is the center and r is the radius of the circle.

Given:

A circle that has a diameter of 12 units and a center that lies on the y-axis.

That means, radius = 6.

And h = 0.

From the given choices:

Now, the equation of the circle,

x² + (y – 3)² = 36.

Therefore, x² + (y – 3)² = 36 is the equation.

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Answer:

20 dumplings.

Step-by-step explanation:

Keith can make 16 / (4/5) = 16 * 5/4 = 20 dumplings.

The area under the curve y = |x + 3| above the x-axis and between x = -6 and x = 0 is 9 units^2.

What is the area under the curve?

The area under a curve refers to the area between a curve and the -axis. This area could be entirely above the -axis, entirely below the -axis, or a combination of above and below the -axis. In calculus, the area under a curve is a visual representation of an integral.

The graph of y = |x + 3| is a piecewise linear function that starts at (3,0), increases linearly as x decreases to -3, reaches a maximum value of 3 at x = -3, and then decreases linearly as x decreases further to -6. The area under the curve y = |x + 3| above the x-axis and between x = -6 and x = 0 can be calculated by finding the area of two triangular regions. One triangular region is formed by the line y = x + 3 from x = -6 to x = -3 and the x-axis, and the other triangular region is formed by the line y = -(x + 3) from x = -3 to x = 0 and the x-axis. The area of each triangular region can be calculated using the formula 1/2 * base * height, and the total area is the sum of the areas of the two triangular regions.

So, The area under the curve y = |x + 3| above the x-axis and between x = -6 and x = 0 is 9 units^2.

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Answer: False

Step-by-step explanation:

7 is not an even number, and it never will be.

Even though january has 31 days, 7 is an odd number.

False. 7 is an odd number. This is because an even number is a number which can be divided by 2 without a remainder. 7 cannot be divided by 2 without a remainder, so it is an odd number.

To calculate this, we can use the remainder operator. This operator is represented by the percentage sign (%). When using this operator, the result is the remainder of a division operation. For example, if we divide 7 by 2, the result is 3 with a remainder of 1. If we write this as an equation, it will be 7 % 2 = 1. This means that 7 is not evenly divisible by 2, and is thus an odd number.

Therefore, even though january has 31 days, 7 is an odd number.

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The values of the composite functions are

From the question, we have the following functions that can be used in our computation:

f(x) = 2x³ - 10x + 3, h(x) = x - 5 and g(x)=2x

Using the above as a guide, we have the following:

a) (f + h)(x) = 2x³ - 10x + 3 + x - 5 = 2x³ - 9x - 2

b) (f - h)(x) = 2x³ - 10x + 3 - x + 5 = 2x³ - 11x + 8

c) (fg)(x) = f(g(x)) = f(2x) = 2(2x)³ - 10(2x) + 3 = 16x³ - 20x + 3

d) (fh)(x) = f(h(x)) = f(x - 5) = 2(x - 5)³ - 10(x - 5) + 3

e) (f/g)(x) = f(x)/g(x) = (2x³ - 10x + 3)/(2x)

The above are the values of the composite functions

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The result of the original integral is:

∫15sin3(x)cos2(x)dx = (15/2)(cos(3x + 2x) + cos(3x - 2x)) + 2C

What is the integration?

In mathematics, an integral assigns numbers to functions in a way that describes displacement, area, volume, and other concepts that arise by combining infinitesimal data.

The integral of the product of sine and cosine functions can be evaluated using the identity:

sin(a)cos(b) = (1/2)(sin(a + b) + sin(a - b))

Therefore, we can rewrite the integrand as:

15sin3(x)cos2(x) = (15/2)sin(3x + 2x) + (15/2)sin(3x - 2x)

Now, we can integrate each of the two terms separately:

∫(15/2)sin(3x + 2x)dx = (15/2)cos(3x + 2x) + C

∫(15/2)sin(3x - 2x)dx = (15/2)cos(3x - 2x) + C

Therefore, the result of the original integral is:

∫15sin3(x)cos2(x)dx = (15/2)(cos(3x + 2x) + cos(3x - 2x)) + 2C

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