The cost of manufacturing a particular videotape is c(x) = 9,000 + 7x, where x is the number of tapes produced. The average cost per tape, denoted by c (x), is found by dividing c(x) by x. Find c(x). OA. 16 OB. 22 OC. Does not exist OD. 10 lim x-1,000 ACCED

Q: Evaluate d/dx cot x

A: Our Aim is to compute the derivative of cot (x).

Q: Find E(X) X  0 1 2 3 P(X) 0.2 0.4 0.2 0.2 Use Excel

A: The probability distribution is: X P(X) 0 0.2 1 0.4 2 0.2 3 0.2

Q: Let X BIN(n, p) and p =. Consider the estimator = p(1-p). a. Derive E 0. b. Find an unbiased…

A: Given information: The random variable X follows binomial distribution with parameters n and p.

Q: 12. Find r, where log2(ar) – log,(3 – r) = log,(r), and 0 < a < 3. %3D

A:

Q: In the given question as afollows, sketch the graph of the function and state its domain.   f (x) =…

A: Given, f(x)=3ln(x)

Q: 14. Simplify the following functions using the properties of logs. a) f(x) = ln (e5x) - 3x + 5 ln(1)…

A:

Q: (-1- i iNT (-1– i VN)e™N¤ 3

A: See the attachment

Q: Determine whether the following functions are one-to-one or not. 1. Is the function f(x) = x2 . 8x…

A: We have to determine whether the given functions are one-to-one or not.

Q: Consider sets A and B with |A|=9| and |B|=19. How many functions f:A→B are there?

A:

Q: J F(x)dx = 12 and f(x)dx = 3.1, then 5 If f(x)dx =

A: To solve this question, We will let that the integration of function f(x) = g(x)

Q: Let f (x) = i Va, 1 1.5) f. Find P( 2 < X < 5)

A:

Q: Find a formula of the form f(x) = Ab* using the given information. f(x) = f(0) = 3.8; the value of f…

A: Given f0=3.8 and the value of f triples for every half-unit increase in x.   To Find: A formula of…

Q: A survey of 185 public universities found that “the salaries and benefits of their presidents…

A: The salaries and benefits of their presidents continued to rise, though at a slower rate than in…

Q: If y is inversely proportional to x, and y= 1/9 when  x= 12, find the value of y when x= 8.…

A: given y is inversely proportional to x    given y=19 when x=12

Q: dx .9. S . O/x (/x – 1)

A:

Q: x>0 QI/A/ Let f(x) = is p.d.f, then the value of e is e.w

A:

Q: 30. Find the maximum and minimum values of the function (x) - log,x on the interval [5, 9]. Round to…

A:

Q: Let f (x) = iVT, 1 1.5) f. Find P( 2 < X< 5)

A: