johnjohn76 johnjohn76

23-05-2017
Mathematics

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What is the product of (2x+3)(4x-2)

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apologiabiology apologiabiology

23-05-2017

foil or what

FOIL
First
Outer
Inner
Last
that is the order to multiply 2 biniomals

so

(2x+3)(4x-2)
First tirms multiply: 2x times 4x=8x²
Outer terms: 2x times -2=-4x
Inner terms: 3 times 4x=12x
Last terms: 3times -2=-6

add them all up
8x²-4x+12x-6
8x²+8x-6

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