Multiply.(x - 5)(x2 + 5x + 3)

A. x3 - 10x2 - 22x - 15
B. x3 - 22x - 15
C. x3 + 10x2 + 22x + 15
D. x3 + 28x + 15


Answer: B

Mathematics

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Sketch the graph of the function. ? ?

A. ?


B. ?


C. ?


D. ?


E. ?


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Graph.f(x) = log5 x

A.

B.

C.

D.

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Without graphing the function, determine its amplitude or period as requested.y = 5 cos xFind the period.

A. 5
B. ?
C.
D. 2?

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Solve the problem.Compute the instantaneous rate of change of the function at at x = a. 

A. 11 B. -42 C. 42 D. -6

Mathematics