Factor the polynomial f(x). Then solve the equation f(x) = 0.f(x) = x4 + 2x3 - 19x2 - 8x + 60
A. (x - 2)(x + 2)(x + 3)(x - 5); -2, 2, 3, -5
B. (x - 2)(x + 2)(x - 3)(x - 5); 2, -2, 3, 5
C. (x - 2)(x + 2)(x - 3)(x + 5); -2, 2, -3, 5
D. (x - 2)(x + 2)(x - 3)(x + 5); 2, -2, 3, -5
Answer: D
Mathematics
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A. 
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C. 
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A. - 3.75 × 10-4 B. - 3.75 × 102 C. 3.75 × 103 D. - 0.000375 × 104 E. 0.000375 × 102
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Write the English phrase as an algebraic expression. Let x represent the number. Simplify the expression, if possible.The product of 9 and a number
A. 9 + x
B. 9x
C. 9 - x
D. 
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Use the graph to evaluate the limit.
f(x)
A. does not exist B. -1 C. 2 D. -2
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