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. 1.5 in.
B. 3 in.
C. 9 in.
D. 0 in.
Answer: A
Mathematics
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Simplify the expression.20 - |-30|
A. 50 B. -50 C. 10 D. -10
Mathematics
Write the numerator and denominator of the fraction as a product of prime factors. Then write in lowest terms.
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Mathematics
Graph the function and then find the specified limit. When necessary, state that the limit does not exist.f(x) = 
; 
f(x) 
A. 
f(x) = 3
B. 
f(x) = 3
C. 
f(x) = 0
D. 
f(x) = -3
Mathematics
Multiply.
A. -3 B. 8 C. -8 D. -10 E. 10
Mathematics