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. 64 in.
B. 0 in.
C. 8 in.
D. 4 in.


Answer: D

Mathematics

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Without actually converting, choose the most reasonable answer.The weight of a vitamin is about __________ .

A. 200 kg B. 2 kg C. 20 kg D. 200 g

Mathematics

Solve the compound inequality. Express the solution using interval notation or state that there is no solution.9x + 8 ? 2 and 3x - 5 < 7

A.
B.
C.  
D.

Mathematics

Find the number of terms in the arithmetic sequence.-7, -2, 3, . . . , 108

A. 24 B. 25 C. 22 D. 23

Mathematics

Find the integral.

Mathematics