Find The Roots (Zeros) F(x)=x^3-x^2-9x+9 | Mathway

Enter a problem... Algebra Examples Popular Problems Algebra Find the Roots (Zeros) f(x)=x^3-x^2-9x+9 Step 1Set equal to .Step 2Solve for .Tap for more steps...Step 2.1Factor the left side of the equation.Tap for more steps...Step 2.1.1Factor out the greatest common factor from each group.Tap for more steps...Step 2.1.1.1Group the first two terms and the last two terms.Step 2.1.1.2Factor out the greatest common factor (GCF) from each group.Step 2.1.2Factor the polynomial by factoring out the greatest common factor, .Step 2.1.3Rewrite as .Step 2.1.4Factor.Tap for more steps...Step 2.1.4.1Since both terms are perfect squares, factor using the difference of squares formula, where and .Step 2.1.4.2Remove unnecessary parentheses.Step 2.2If any individual factor on the left side of the equation is equal to , the entire expression will be equal to .Step 2.3Set equal to and solve for .Tap for more steps...Step 2.3.1Set equal to .Step 2.3.2Add to both sides of the equation.Step 2.4Set equal to and solve for .Tap for more steps...Step 2.4.1Set equal to .Step 2.4.2Subtract from both sides of the equation.Step 2.5Set equal to and solve for .Tap for more steps...Step 2.5.1Set equal to .Step 2.5.2Add to both sides of the equation.Step 2.6The final solution is all the values that make true.Step 3

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