Solve.A person standing close to the edge on top of a 96-foot building throws a baseball vertically upward. The quadratic equation 
models the ball's height above the ground, 
in feet, t seconds after it was thrown. How many seconds does it take until the ball finally hits the ground? Round to the nearest tenth of a second if necessary.
A. 2 seconds
B. 160 seconds
C. 1.2 seconds
D. 5.2 seconds
Answer: D
Mathematics
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Find the base 10 logarithm of the given number.The DNA of a species of mouse averages 1.9 × 106 mutations per replication.
A. 6.28 B. 14.46 C. 7.9 D. 22.52
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Evaluate.12
A. 2 B. Undefined C. 1 D. 0
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Factor completely. If unfactorable, indicate that the polynomial is prime.6x2 - 36x + 54
A. 6(x + 3)2 B. 6(x - 3)(x + 3) C. 6(x - 6)2 D. 6(x - 3)2
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Perform the indicated operation and simplify.
- 
A. 
B. 
C. 
D. 
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