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Rational Root theorem of: Please work it out and show me the steps (x^2-4x)(x+2)=320
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x(x-4)(x+2)=320 u take "x" common is this the ans???
Then what?
I'm so confused
did u try to solve it
I don't understand it
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do u have anyy options
No I'm completing a study guide :/
hayley is x= 8 just confirming???
Would it be easier if you worked with this equation --> f(x)=x^3-2x^2-8x-320
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Ok now what?
u got it???
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