Find the roots of the polynomial equation. -x^3+5x^2-11x+55=0

asked Jul 15, 2018 67.8k views

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first factor left side of equation. (−x+5)(x2+11)=0 then set factor to equal 0. −x+5=0 or x2+11=0 x=5 so the answer is x=5

Billdoor answered Jul 19, 2018

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