Simplify.(x-4y5)-3
A. 
B. 
C. 
D. 
Answer: B
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Find the derivative of y with respect to x, t, or ?, as appropriate.y = 
A. 
B. 
C. 
D. 
Solve. If necessary, round percents to the nearest tenth, dollar amounts to the nearest cent, and all other numbers to the nearest whole.The mosquito population within a defined area is estimated at 95 million. Due to weather conditions, it is projected that this population will increase by 20%. Find the increase and the projected population.
A. increase: 19 million mosquitos projected population: 76 million mosquitos B. increase: 19 million mosquitos projected population: 114 million mosquitos C. increase: 1900 million mosquitos projected population: 1995 million mosquitos D. increase: 1900 million mosquitos projected population: 1805 million mosquitos
Simplify the expression 
A) 4 B) –12 C) 1 D) –108 E) The expression cannot be simplified.
Find an expression for the general term, an.2, 8, 32, 128, . . .
A. an = 2(4)n - 1
B. an = 2(4)n
C. an = 128(4)n - 1
D. an = 2
n - 1