Multiply.(3x2 - 3x - 2)(x2 - 5x + 2)
A. 3x4 - 15x3 + 21x2 + 4x - 4
B. 3x4 - 18x3 + 21x2 + 4x - 4
C. 3x4 - 18x3 + 19x2 + 4x - 4
D. 3x4 - 15x3 + 19x2 + 4x - 4
Answer: C
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Translate the problem situation to a system of equations. Do not solve.The perimeter of a rectangular building is 208 feet. The width is 56 shorter than the length. What are the dimensions?
A. L = W - 56; 2L + W = 208 B. W = L - 56; L + W = 208 C. W = L - 56; 2L + 2W = 208 D. W = L + 56; 2L + 2W = 208
Use the graph of the rational function f(x) to complete the statement.The equations of the vertical asymptotes are 
and 
.
A. x = 4, x = -4 B. x = 4, x = 5 C. x = 3, x = 5 D. x = 5, x = -5
Solve for x. Check your answers.5 = x + 18
A. x = -13 B. x = 13 C. x = 90 D. x = 23
Factor.81x2 - 144xy + 64y2
A. (9x - 8y)2 B. (9x - 8y)(9x + 8y) C. (81x + 1)(x + 64) D. (9x + 8y)2