Factor.5y3 - 40
A. 5(y - 10)(y2 + 10y + 20)
B. 5(y - 2)(y2 + 2y + 4)
C. 5(y + 2)(y2 - 2y + 4)
D. 5(y - 2)(y2 - 2y + 4)
Answer: B
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Find the value of the indicated trigonometric function of the angle ? in the figure. Give an exact answer with a rational denominator.
Find sec ?.
A. 
B. 
C. 
D. 
Determine whether the pair of lines is parallel, perpendicular, or neither.y = 
x - 7 and y = - 
x + 5
A. parallel B. perpendicular C. neither
Answer the question.How can the graph of f(x) = (x - 9)2 - 3 be obtained from the graph of y = x2?
A. Shift it 9 units horizontally to the left. Shift it 3 units downward. B. Shift it 9 units horizontally to the right. Shift it 3 units downward. C. Shift it 3 units horizontally to the right. Shift it 9 units downward. D. Shift it 9 units horizontally to the left. Shift it 3 units upward.
Simplify.16
A. 32u2v4 B. 4u4v8 C. 16u2v4 D. 4u2v4