solve for x:. x^3 - 67x +126 =0
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Answer: Let's solve your equation step-by-step.
x3−67x+126=0
Step 1: Factor left side of the equation.
(x−2)(x−7)(x+9)=0
Step 2: Set factors equal to 0.
x−2=0 or x−7=0 or x+9=0
x=2 or x=7 or x=−9
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