Find a function P(x) of least possible degree, having real coefficients, with the given zeros.4, -9
A. P(x) = x2 + 5x - 36
B. P(x) = x2 - 5x - 36
C. P(x) = x2 - 36x - 5
D. P(x) = x2 - 36x + 5
Answer: A
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Locate relative maximum and relative minimum points on the graph. State whether each relative extremum point is a turning point.
A. (-1, -2) is a relative maximum. B. (-1, -2) is a relative minimum and a turning point. (0, 0) is a relative maximum. C. No relative extrema. D. (-1, -2) is a relative minimum and a turning point.
Find the unknown side for the following figure.
A = 38 in.2
A. x = 4 in. B. x = 21 in. C. x = 19 in. D. x = 2 in.
Find the exact value by using a half-angle identity.cos 165°
A. 
B. - 
C. 
D. - 
Solve the system of equations. x + y + z = 7 x - y + 5z = -94x + y + z = 22
A. {(-2, 4, 5)} B. {(5, 4, -2)} C. {(-2, 5, 4)} D. ?