Factor completely. State that the polynomial is prime if it cannot be factored.4x2 - 11x - 20
A. (5x + 4)(x - 4)
B. (x - 5)(x - 4)
C. (4x + 5)(x - 4)
D. (x + 4)(x - 4)
Answer: C
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Factor by any method.81k3m - 192m4
A. 3m(3k - 4m)(9k2 + 12km + 16m2) B. (9km - 12m2)(9k2 + 16m2) C. 3m(3k + 4m2)(9k2 - 12km + 16km2) D. 3m(27k - 4m)(k2 + 12km + 16m2)
Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative real zeros for the function.P(x) = -8x4 - 3x3 - 9x2 - 5x + 2
A. 1 positive; 1 or 3 negative B. 1 positive; 2 negative C. 0 or 2 positive; 1 or 3 negative D. 1 positive; 1 negative
Write the decimal point in the correct location. 0.003 × 26 = 78
A. 78. B. 0.0078 C. 0.78 D. 0.078
For the graph of the function y = f(x), find the absolute maximum and the absolute minimum, if it exists.
A. Absolute maximum: f(7) = 4; Absolute minimum: f(0) = 2 B. Absolute maximum: f(3) = 6; Absolute minimum: none C. Absolute maximum: f(3) = 6; Absolute minimum: f(5) = 1 D. Absolute maximum: f(3) = 6; Absolute minimum: f(0) = 2