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Mathematics 12 Online
OpenStudy (anonymous):

Multiply (x + 3)(x – 4). Is the answer x^2 – 7x – 12?

OpenStudy (anonymous):

no, -3x+4x is?

OpenStudy (anonymous):

wait switch signs

OpenStudy (anonymous):

-4x+3x= -x

OpenStudy (anonymous):

change -7x to -x

OpenStudy (anonymous):

x^2-x-12 ?

OpenStudy (anonymous):

yes

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