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Mathematics 19 Online
OpenStudy (anonymous):

check my answers?

OpenStudy (anonymous):

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OpenStudy (anonymous):

@mathmate

OpenStudy (mathmate):

Correct. there is a "1" multiplier which is omitted when we write expressions. (5x+1)(4x-2) =5x(4x-2)+1(4x-2) but we usually write only =5x(4x-2)+(4x-2)

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