Solve the equation.8a = -64
A. -8
B. 72
C. -72
D. 1
Answer: A
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Factor completely.y2 - 36
A. (y + 36)(y - 36) B. (y2 + 6)(y2 - 6) C. (y - 6)(y - 6) D. (y + 6)(y - 6)
Find all fixed points for the function by setting the function equal to x and solving the resulting equation for x.f(x) = x2 + 5x - 21
A. -7, -3 B. 3, 7 C. -3, 7 D. -7, 3
Solve the problem.A cylinder with height 10 m and radius 4 m is filled with water and must be emptied through an outlet pipe 2 m above the top of the cylinder. Compute the work required to empty the water in the top half of the tank. Then compute the work required to empty the (equal amount of) water in the lower half of the tank. Round to two decimal places when appropriate.
A. 11,083,538.9 J; 23,398,582.1 J B. 12,315,043.2 J; 12,315,043.2 J C. 34,482,120.9 J; 23,398,582.1 J D. 24,630,086.4 J; 12,315,043.2 J
Find the product.[ -1 -3 -5] 
A. 
B. [-49 -42 64]
C. 
D. 