Use the rules for exponents to rewrite the expression and then evaluate the new expression. (2-2)0
A. 1
B. 
C. 0
D. -4
Answer: A
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How many 9-cent stamps are there in a dozen? ?
A. 10 B. 108 C. 9 D. 12 E. 3
For the given functions f(x) and g(x), find (f + g)(x) or (f - g)(x) as indicated.f(x) = -5x + 8, g(x) = x2 - 3x - 9Find (f + g)(x).
A. x2 - 8x + 12 B. x2 + 3x - 1 C. x2 - 8x - 1 D. x2 + 3x + 5
Solve the problem.A ball is thrown vertically upward with an initial velocity of 160 feet per second. The distance in feet of the ball from the ground after t seconds is 
For what intervals of time is the ball less than 256 above the ground (after it is tossed until it returns to the ground)?
A. {x ? 2 sec < x < 8 sec} B. {x ? 0 sec < x < 2 sec and 8 sec > x > 10 sec} C. {x ? 0 sec < x < 4.5 sec and 5.5 sec > x > 10 sec} D. {x ? 0 sec < x < 1.5 sec and 8.5 sec > x > 10 sec}
Find the real solutions of the equation by factoring.x3 - 5x2 + 6x = 0
A. {-3, -2} B. {0, 3, 2} C. {0, -3, -2} D. {3, 2}