Solve the problem.The number of mosquitoes M(x), in millions, in a certain area depends on the June rainfall x, in inches:  What rainfall produces the maximum number of mosquitoes?

A. 11 in.
B. 121 in.
C. 0 in.
D. 5.5 in.


Answer: D

Mathematics

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Divide and simplify.

A.
B.
C.
D.

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Use the properties of summation notation to find the sum.

A. 441 B. 112 C. 1764 D. 462

Mathematics

Solve the equation.3x - 7 = 4(x + 8)

A. {-25} B. {-39} C. {39} D. {25}

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Given f(x) and g(x), find the composition.f(x) = ; g(x) = 4x - 14Find (f ? g)(13).

A.
B.
C.
D. 2

Mathematics