SOLUTION: x^3+x^2-20x=0 (this will come under cubic equation)"thank you"
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x^3+x^2-20x=0 (this will come under cubic equation)"thank you"
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Start by factoring out what is common among all three terms:
x(x^2+x-20) = 0
Factor the expression inside the parenthesis:
x(x+5)(x-4) = 0
Set each term to zero, giving you:
x = (-5, 0, 4}