SOLUTION: solving a polynomial equation. 2t^5+2t^4-144t^3=0

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Question 189795: solving a polynomial equation.
2t^5+2t^4-144t^3=0
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
2t^5+2t^4-144t^3=0
2t^3(t^2+t-72)=0
2t^3(t+9)(t-8)=0
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2t^3=0
t^3=0 divide each side by 2.
t=0 take cube root of each side.
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t=0, t=-9, t=8
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Ed