Raymond B. answered 05/15/22
Tutor
5
(2)
Math, microeconomics or criminal justice
Use FOIL, an acronym for:
F irst,
O utside,
I nside,
L ast
(3x+7)(3x-5)
= 9x^2 -15x +21x -35
= 9x^2 +6x -35
Brieona F.
asked 05/15/22Raymond B. answered 05/15/22
Math, microeconomics or criminal justice
Use FOIL, an acronym for:
F irst,
O utside,
I nside,
L ast
(3x+7)(3x-5)
= 9x^2 -15x +21x -35
= 9x^2 +6x -35
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