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Very difficult please help me |
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Answer» Answer: first we NEED to do MIDDLE term splitting like x^2 -15 +54 = x^2 - 9X - 6x + 54 = x( x-9 ) -6 ( x-9 ) = (x-9 ) ( x-6 ) so the factors of this quadratic polynomial is ( x-9 ) and ( x-6 ) |
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