Solve the problem.It is estimated that the total value of a stamp collection is given by the formula  where t is the number of years from now. If the inflation rate is running continuously at 4% per year so that the (discounted) present value of an item that will be worth $v in t years' time is given by Sketch the graph of the discounted value as a function of time at which the stamp collection is sold. What are the values of t at the points of inflection?-4.0px;" />



A.  and 
B.  and .
C.  and .
D.  and .

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Answer: C

Mathematics

Find an equation of the line having the specified slope and containing the indicated point. Write your answer in slope-intercept form.m = 9; (0, 4)

A. f(x) = 9x + 4 B. f(x) = 9x + 11 C. f(x) = 9x + 9 D. f(x) = -9x + 2

Find a polar equation for the circle shown.r = 10 sin ?

A.

B.

C.

D.

Provide an appropriate response.The volume of a rectangular prism with a square base and height which is  times as long as its width is 4 times its width. What are the dimensions of the rectangular prism?

Fill in the blank(s) with the appropriate word(s).

Solve the inequality. Write the solution set in interval notation and graph it.f - 4 < -6

A. (-?, -2)

B. (-2, ?)

C. [-2, ?)

D. (-?, -2]