Simplify the radical expression. If appropriate, include absolute values.
A. -z + 10
B. ?z - 10?
C. ?z? - 10
D. z - 10
Answer: B
Mathematics
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Find the slope of a line tangent to the curve of the given equation at the given point.y = 
; (4, 32)
A. 64 B. 4 C. 8 D. 24
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Solve the problem.The height h in feet of a frisbee thrown is given by 
, where x is the time traveled in seconds. The frisbee is released at a height of 
At what time will the height of the frisbee be 
again? (Round your answer to the nearest tenth of a second, if necessary.)
A. 5.1 sec B. 12.5 sec C. The height of the frisbee will never be 3 feet again. D. 10.1 sec
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Write the expression with only positive exponents and evaluate if possible. Assume all variables represent nonzero real numbers.(-2)-6
A. -64
B. - 
C. 64
D. 
Mathematics
Graph the fraction on a number line.
A. 
B. 
C. 
D. 
Mathematics