Solve the problem.A ball is thrown straight up into the air with an initial velocity of 146 feet per second and an initial height of 2 feet. What is the velocity of the ball after 1 second(s)?
A. 114 ft/s
B. 125 ft/s
C. 124 ft/s
D. 115 ft/s
Answer: A
Mathematics
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Perform the indicated operations.5 - (8 - 9 ? 72)
A. -428 B. 438 C. 3966 D. -444
Mathematics
Multiply and simplify any radicals in your answer. Assume that all variables represent positive real numbers.(
+ 
)(
- 
)
A. a + 2
- b
B. a + b
C. a - b
D. a - 2
+ b
Mathematics
The sides in the pair of figures are proportional. Find the missing length(s).
A. x = 10.5 B. x = 13.5 C. x = 16 D. x = 12
Mathematics
Simplify. Do not use negative exponents in your answer.x ? x-8
A. 
B. x9
C. 
D. x7
Mathematics