Divide and simplify.
÷ 
A. 
B. 
C. 
D. z + 10
Answer: A
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Multiply.(x - 7)(x + 7)(x2 + 49)
A. x4 - 14x2 - 49 B. x4 - 2401 C. x4 - 49 D. x4 - 196x2 + 2401
Solve the absolute value inequality. Other than ?, use interval notation to express the solution set and graph the solution set on a number line.|x + 4| ? 0
A. (-?, -4)
B. {-4}
C. {4}
D. ?
Use the Binomial Theorem to expand the binomial and express the result in simplified form.(3x - 4y)3
A. 9x3y - 12x2y2 + 16xy3 B. 27x3 - 36x2y + 48xy2 - 64y3 C. 9x3y - 24x2y2 + 16xy3 D. 27x3 - 108x2y + 144xy2 - 64y3
Solve the problem.Let the number of gallons G of water drained from a pool after t hours be given by 
for 
(i) Find G(t + h). (ii) Find the difference quotient. Interpret your result.
A. (i) 3125 - 125t + h (ii) 1; the pool is being emptied at a constant rate of 1 gal/hr. B. (i) 3125 - 125t + 125h (ii) -125; the pool is being emptied at a constant rate of 125 gal/hr. C. (i) 3125 - 125t - 125h (ii) -125; the pool is being emptied at a constant rate of 125 gal/hr. D. (i) 3125 - 125t + 125h (ii) 125; the pool is being emptied at a constant rate of 125 gal/hr.