SOLUTION: how to factor x^2-7x-30
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Question 728619: how to factor x^2-7x-30
Found 2 solutions by stanbon, Alan3354:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
factor x^2-7x-30
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Use reverse FOIL:
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x^2 -10x+3x -30
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x(x-10)+3(x-10)
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= (x-10)(x+3)
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Cheers,
Stan H.
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Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
how to factor x^2-7x-30
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Find a pair of factors of 30 that differ by 7.
Since 7 is an odd number, one of the factors is odd and one is even.
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