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

User Mackers
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1 Answer

4 votes

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

User Ahmed Gamal
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