Solve the problem.A ping-pong ball is dropped from a height of 9 ft and always rebounds 
of the distance fallen. Find the total sum of the rebound heights of the ball.
A. 3 ft
B. 6 ft
C. 13.5 ft
D. 4.5 ft
Answer: D
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Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.cos ? = - 
, 
< ? < ?Find tan(2?).
A. 
B. 
C. 
D. 
A firm purchased a 10-year franchise for a computer outlet store that is expected to generate income at the rate of
?
?
dollars per year. If the prevailing interest rate is 10% per year compounded continuously, find the present value of the franchise. Please round the answer to the nearest dollar.
?
$__________
Fill in the blank(s) with the appropriate word(s).
Graph the linear equation by finding and plotting its intercepts.x = -3y
A. (3, 0), (0, -3)
B. (-3, 0), (0, 3)
C. (0, 0)
D. (0, 0)
Approximate the value using a calculator. Express answer rounded to three decimal places.e?
A. 8.540 B. 5.860 C. 22.459 D. 23.141