Write the expression without negative exponents.y = (4x2 - 8x + 4)-1/3(8x2)
A. y = 
B. y = 
C. y = 
D. y = 
Answer: D
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Solve the equation for ? if 
. Do not use a calculator.
?
What will be an ideal response?
Factor.3y3 + 30y2 + 75y
A. y(y - 15)2 B. 3y(y - 5)2 C. 3y(y + 5)2 D. y(y + 15)2
Solve the problem.A projectile is thrown upward so that its distance, in feet, above the ground after t seconds is 
What is its maximum height?
A. 16,967 ft B. 5054 ft C. 244,986 ft D. 7252 ft
Solve.Mike, Joe, and Bill are painting a fence. The painting can be finished if Mike and Joe work together for 4 hours and Bill works alone for 2 hours or if Mike and Joe work together for 2 hours and Bill works alone for 5 hours, or if Mike works alone for 6 hours, Joe works alone for 2 hours, and Bill works alone for 1 hour. How much time does it take for each man working alone to complete the painting?
A. Mike 8 hr, Joe 8 hr, Bill 16 hr B. Mike 16 hr, Joe 8 hr, Bill 8 hr C. Mike 12 hr, Joe 10 hr, Bill 10 hr D. Mike 8 hr, Joe 16 hr, Bill 8 hr