Got this wrong on my test and i just wanted to know the right answer

Got this wrong on my test and i just wanted to know the right answer

Got this question wrong on my test and just wanted to know the right answer

C(x) = 72x2/3 dollars for x licenses. Use a calculator to find the actual cost of the 64th license by evaluating C(64) − C(63) for the cost function. (Round your answer to two decimal places...

E(x) = −0.01x2 + 0.54x +10.4, where x is the driving speed (in miles per hour, 20 ≤ x ≤ 60). At what speed is fuel economy greatest?

got this question wrong on my test and just wanted to know the right answer

I got this wrong on my test and just wanted to know the right answer

Find the dimensions of the open rectangular box of maximum volume that can be made from a sheet of cardboard 43 in. by 23 in. by cutting congruent squares from the corners and folding up the sides...

Got this question wrong on my test and just wanted to know what i did wrong full question An investor is looking at a business opportunity, which will pay him $100000...

just wanted to know the right answer. Got it completely wrong on my test

the function f(x,y) = 2x^4 + y^2 - 12xy has derivatives, fx = 8x^3-12y, fy = 2y-12x Find the critical points and determine whether each is a Relative Max, Relative Min, or Saddle Point...

got this wrong on my test and just wanted to know the right answer

I got this question wrong on my test and just wanted to know the right answer

got this question wrong on my test and just wanted to know the right answer

I got this question wrong on my test and just wanted to know the correct answer!!!!!!

got this question wrong on my test and just wanted to know the right Answer!

I got this question wrong on my test and just wanted to know the correct answer!!!!!!

A retail outlet for calculators sells 600 calculators per year. It costs $2 to store one calculator for a year. To reorder, there is a fixed cost of $6, plus $2.75 for each calculator. How many times...

[Hint: First you will need to graph this function over this interval. The final area will be computed by taking the sum of 3 smaller areas.]

Find all the intervals for which f(x) is increasing, decreasing and concavity. I need the answers but I need all the steps too.

According to the answer key, the equation is 1/4x+1 but I don't understand where the 1/4 is coming from. I thought the antiderivative of rootx would be (x^(3/2))/(3/2) which is ultimately...

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