Solve the problem.The accompanying tables represent a function f that converts seconds to hours and a function g that converts hours to days.Express (f -1?g -1)(x) symbolically.

A. (f -1?g -1)(x) = 86,400x
B. (f -1?g -1)(x) = 
C. (f -1?g -1)(x) = 
D. (f -1?g -1)(x) = 86,400x2


Answer: A

Mathematics

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Find the LCD for the given rational expressions.

A. (5n + 6)3(2n - 7) B. (5n - 6)2(2n + 7) C. (5n + 6)(2n - 7) D. (5n + 6)2(2n - 7)

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Complete the table.

A.

B.

C.

D.

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Find dy/dt.y = cos()

A. -sin
B.  sin()
C. -sin()
D. -  sin()

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Solve.In the first year of production, Little City Productions produced and sold 3102 thousand of its Little City Collectible Bears. In the 6th year, the number of these bears produced and sold had dropped to 468 thousand. Find the change in the number of bears produced, and find the average change per year in the number of bears produced in this 6-year period.

A. change: 2634 thousand bears average change: 439 thousand bears B. change: 2634 thousand bears average change: -439 thousand bears C. change: -2634 thousand bears average change: 439 thousand bears D. change: -2634 thousand bears average change: -439 thousand bears

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