Add. Write the answer in lowest terms. +  + 

A.
B.
C. 10
D. 1


Answer: D

Mathematics

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Solve the problem. Use the approximate APR formula to estimate the APR, and round rates to the nearest tenth of a percent.To help plow driveways, Joe Burk purchased a small tractor with a snowplow for $1800. He agreed to pay $90.44 per month for 22 months when he charged it. What is the approximate annual percentage rate?

A. 11.5% B. 12.0% C. 11.0% D. 10.5%

Mathematics

Write the complete factored form of the polynomial f(x), given the indicated zero.f(x) = x3 + 9x2 + 24x + 16-1 is a zero.

A. f(x) = (x + 1)2(x + 4) B. f(x) = (x + 1)(x - 1)(x + 4) C. f(x) = (x + 4)(x - 4)(x + 1) D. f(x) = (x + 4)2(x + 1)

Mathematics

Find the range of the given function.f(x) = -2x2 - 8x - 12

A. [2, ?) B. (-?, -4] C. [4, ?) D. (-?, -2]

Mathematics

?Find any critical numbers of the function ?. ?

A. ?0
B. ?
C. ?
D. ?both A and B
E. ?both A and C

Mathematics