11/22/20

How many DVD/Bluray players were produced based on marginal cost?
A certain electronics manufacturer found that the marginal cost C to produce x DVD/Blu- ray players can be found using the equation C=0.03x2−7x+800. If the marginal cost were $618, how many... more
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11/21/20

Ben is 5 years older than 3/4 the age of Addie. If Ben is 23 years old, how old is Addie?
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11/20/20

What kind of transformation converts the graph of f(x)=6(x+3)^2+7 into the of g(x)=6(x+3)^2+6
Translation 1 unit upTranslation 1 unit downTranslation 1 unit right Translation 1 unit left
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11/20/20

I need help on this algebra 2 question
A competition is held to see who can throw a baseball the highest from the front row of the upper deck seats at the stadium, 83 ft above field level. The winner throws the ball with an initial... more
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11/20/20

Need help solving this question PLEASE
The per-unit price p (in dollars) of a popular toy when x units (in thousands) are produced is modeled by the function p = 12 - 0.025x. The revenue (in thousands of dollars) is the product of the... more
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11/19/20

What is the equation in slope-intercept form of the line that passes through the point (2, -2) and is perpendicular to the line represented by y = 2/5 + 2?
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11/19/20

Write a system of equations to describe the situation below, solve using any method, and fill in the blanks.
Write a system of equations to describe the situation below, solve using any method, and fill in the blanks.Sandra plans to attend the Pike County Fair and is trying to decide what would be a... more
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11/18/20

Perform each operation. Write the answer in standard form.
(−2 + 3𝑖) + (7 − 6𝑖) (9 + 3𝑖) − (−2 − 7𝑖) 3𝑖(2 − 7𝑖)
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11/18/20

𝑝(𝑥) = −2𝑥^2 + 200𝑥 + 25,000
A company that produces cellular phones analyzes its production and finds that the profit P (in dollars) on the sale of the phones is approximated by the function. where x is the number of phones... more
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11/17/20

Evaluate 8a+12-2ba=-2b=4
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11/17/20

7. According to a National Health Survey
7. According to a National Health Survey, American men’s heights are normally distributed with a mean given by μ=69.7 inches and a standard deviation given by σ=2.8 inches.    a). If a man is... more
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11/16/20

How would you solve this expression algebracially?
2|x+1|-3=3
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11/16/20

need help with another problem don"t know much English
A baker has modeled the monthly operating costs for making wedding cakes by thefunction y = 1/2x^2 - 12x + 150 where y is the total cost in dollars and x is the number of cakes prepared. What is... more
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11/15/20

Two cards are drawn from a standard deck without replacement. What is the probability that the first card is a club and the second card is red? (Round your answer to three decimal places.)
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11/15/20

Solving a word problem using a system of linear equations of the form Ax + By = C
A fruit company delivers its fruit in two types of boxes: large and small. A delivery of 2 large boxes and 3 small boxes has a total weight of 51 kilograms. A delivery of 6 large boxes and 5 small... more
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11/14/20

Pre-Calculus question
The maximum weight M that can be supported by a beam is directly proportional to to its width W and the square of its height H. It is inversely proportional proportional to its length L
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11/14/20

Quadratic function and equation in one variable

A cuboid.Height = (2x-5) cmWidth = 4 cmLength = (x+3) cmGiven that the volume of the cuboid is 252 cm3. Find the total surface area, in cm2, of the cuboid.
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11/14/20

Quadratic function and equation in one variable

A particle moves along a straight line through a fixed point O. The speed, v ms-1, is given by v =2t2 - 9t + 16, where t is the time in seconds after the particle leaves the fixed point O. Find the... more
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11/13/20

Solving a word problem using a system of linear equations of the form Ax + By = C
Rita the trainer has two solo workout plans that she offers her clients: Plan A and Plan B. Each client does either one or the other (not both). On Wednesday there were 3 clients who did Plan A... more
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11/13/20

Solving a distance, rate, time problem using a system of linear equations
Two buses leave towns 354 kilometers apart at the same time and travel toward each other. One bus travels 17 kmh slower than the other. If they meet in 2 hours, what is the rate of each bus?
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11/13/20

Find the value of c that makes x^2+20x+c a perfect square trinomial. c=100. Then write the expression as the square of a binomial.
This would really help if you did it step by step
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11/13/20

You have a $75 gift card to use at an electronics store.
You have a $75 gift card to use at an electronics store. a. You want to use your card to buy 2 DVDs for $15 each and several CDs. Write andsolve an inequality to find the possible amounts of money... more
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11/12/20

Find the discriminant of x^2−x+6=0. How many solutions is that?
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11/12/20

how do i solve this

Solve the triangle ABC if b=120,c=167,∠B=40 degreesa=    ∠A=    degrees∠C=    degreesAssume ∠A is opposite side a, ∠B is opposite side b, and ∠C is opposite side c.
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11/11/20

Statistics Question, Read Description

In the country of United States of Heightlandia, the height measurements of ten-year-old children are approximately normally distributed with a mean of 55.7 inches, and standard deviation of 4.8... more
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