What are all of the real roots of the following polynomial?
Ax) = x5 + 5x4.5x3 - 25x2 + 4x + 20
A.
-5, -2, -1, 1, and 2
OB. -2,-1,1, and 2
C. -3,-2, -1, 1, and 2
D. -5, -2, and 2
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