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Factor the expression x^2-x-42
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Factor the expression x^2-x-42
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Jan 21, 2019
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Factor the expression x^2-x-42
Mathematics
middle-school
Tguzella
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Yay! Quadratics!
-42 has two factors that sum up to -1. -7 and 6.
So then it becomes, (x-7)(x+6)
Check it using FOIL.
Lely
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Jan 27, 2019
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Lely
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