SOLUTION: Multiply and if possible simplify: (x^2-6x+9/12-4x)(x^6-9x^4/x^3-3x^2)
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Question 200830: Multiply and if possible simplify: (x^2-6x+9/12-4x)(x^6-9x^4/x^3-3x^2)
Answer by RAY100(1637) (Show Source): You can put this solution on YOUR website!
[ { x^2-6x +9} / {12-4x} ] * [ { x^6 -9x^4} / {x^3 -3x^2}]
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[ ( x-3)(x-3) / -4x (x-3) ] * [ ( x^4)(x^2 -9) / (x^2) ( x-3) ]
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simplify by cancelling like terms, num and den
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-x^4 (x^2 -9) / 4 x^2
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(-1/4) x^2 ( x+3)(x-3)
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Check using x=2 in both original and answer, both = +5, ok
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