SOLUTION: Find all of the real and imaginary zeros for the polynomial function. 12) f(x) = x3 - 2x2 - 25x + 50

SOLUTION: Find all of the real and imaginary zeros for the polynomial function. 12) f(x) = x3 - 2x2 - 25x + 50

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Question 127365This question is from textbook college Algebra
: Find all of the real and imaginary zeros for the polynomial function.
12) f(x) = x3 - 2x2 - 25x + 50 This question is from textbook college Algebra

Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
x3 - 2x2 - 25x + 50=0
x^2(x-2)-25(x-2)=0
(x^2-25)(x-2)=0 Factoring by grouping.
(x+5)(x-5)(x-2)=0
x=-5, x=5, x=2
.
Ed
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