Solve the problem.A ball is thrown downward from a window in a tall building. The distance traveled by the ball in t seconds is 
where s is in feet. How long (to the nearest tenth) will it take the ball to fall 230 feet?
A. 2.9 sec
B. 8.4 sec
C. 3.8 sec
D. 2.7 sec
Answer: A
Mathematics
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Multiply or divide. Write the answer in lowest terms. 
? 
A. 
B. 
C. 
D. 
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Name the place that the underlined digit occupies.5.2
17
A. Ten-thousandths B. Hundredths C. Tenths D. Hundreds
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Factor and simplify the expression.sec4x - 2 sec2x tan2x + tan4x
A. sec2x (1 + tan2x) B. 2 C. sec2x + tan2x D. 1
Mathematics