Simplify.(-7)2 - 42

A. -22
B. 65
C. -33
D. 33


Answer: D

Mathematics

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Solve for x using an equivalent exponential expression.A rectangular room measures 15 ft by 18 ft. Find the cost of installing a strip of wallpaper around the room if the wallpaper cost $0.44 per foot.

A. $118.80 B. $237.60 C. $14.52 D. $29.04

Mathematics

Multiply.4 ? (-4) ? (-11) ? (-5)

A. -880 B. 181 C. 880 D. -16

Mathematics

Find the requested function.If f(x) = x2 - 3x + 3, find f(x + h).

A. x2 + xh + h2 - 3x - 3h - 3 B. x2 + h2 - 3x - 3h + 3 C. x2 + h2 - 3x - 3h + 6 D. x2 + 2xh + h2 - 3x - 3h + 3

Mathematics

Solve the equation.-7x - 15 = -4x - 6

A. -3 B. -5 C. 5 D. 3

Mathematics