tylerrudderham tylerrudderham

19-10-2018
Mathematics

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What does (x-3)(x+5) equal

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wegnerkolmp2741o wegnerkolmp2741o

19-10-2018

FOIL first outer inner last

(x-3) (x+5)

first x*x

outer x*5

inner x*(-3)

last -3*5=-15

x^2 +5x +-3x +-15

x^2 -2x-15

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