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. 6 ft
B. 3 ft
C. 4.5 ft
D. 13.5 ft
Answer: C
Mathematics
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Solve.Find the total of 94, 43, 5, 12, and 176.
A. 236 B. 325 C. 154 D. 330
Mathematics
Find 
. Write the answer in polar form with the argument between 0° and 360°z1 = 16(cos 39° + i sin 39°), z2 = 4(cos 16° + i sin 16°)
A. 4(cos 23° + i sin 23°)
B. 12(cos 23° - i sin 23°)
C. 12
D. 4(cos 55° + i sin 55°)
Mathematics
Multiply and simplify.
? 108x
A. 
B. 
C. 6,804x
D. 
Mathematics
Find the root. Assume that all variables represent positive numbers.
A. 
B. x9
C. x15
D. x6
Mathematics