Solve by factoring and using the principle of zero products.x(x - 2) = 48
A. 6, -8
B. -6, -8
C. 6, 8
D. -6, 8
Answer: D
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Given a rectangular solid, shown below, find the surface area.
5cm 
? 9 cm
16 cm
A. ?720 cm2 B. ?538 cm2 C. ?269 cm2 D. ?90 cm2 E. ?538
Solve the problem.There are 7 women running in a race. How many first, second, and third place possibilities can occur?
A. 210 B. 343 C. 35 D. 21
Add. Do not use a number line except as a check.-2.2 + (-6) + (-5.9) + 11
A. 8.9 B. -13.1 C. -3.1 D. 8.7
Solve the problem.Suppose that f(x) = -x - 4 and g(x) = x - 15.(a) Solve f(x) > 0.(b) Solve g(x) > 0.(c) Solve f(x) ? g(x).
A. (a) x < -4; (b) x < 15; (c) x ? -9.5 B. (a) x > 4; (b) x > 15; (c) x > 5.5 C. (a) x < -4; (b) x > 15; (c) x ? 5.5 D. (a) x < -4; (b) x < -15; (c) x ? 5.5