Solve the equation.24n2 + 12n = 0
A. - 
, 0
B. 0
C. - 
D. - 
, 12
Answer: A
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Solve the problem.An object is propelled vertically upward from the top of a 288-foot building. The quadratic function 
models the ball's height above the ground, 
in feet, t seconds after it was thrown. How many seconds does it take until the object finally hits the ground? Round to the nearest tenth of a second if necessary.
A. 2 seconds B. 9.8 seconds C. 1.8 seconds D. 4 seconds
Multiply.-5(8x + 7)
A. -40x - 35 B. -10x C. -40x + 35 D. -40x + 7
Find the present value. Round to the nearest cent.To get $25,000 after 6 years at 10% compounded semiannually
A. $11,079.06 B. $14,616.98 C. $13,920.94 D. $14,111.85
Solve the quadratic inequality if possible. Round your answer to the nearest tenth, if necessary.2x2 ? x2 - 11
A. -11 ? x ? 11 B. All real numbers satisfy this inequality. C. No real number satisfies this inequality. D. x ? -11 or x ? 11