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OpenStudy (cedric):
Choose the correct simplification of the expression (−2x + 4y)(3x − 7y). −6x2 − 2xy − 28y2 6x2 + 26xy − 28y2 −6x2 + 26xy + 28y2 −6x2 + 26xy − 28y2
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OpenStudy (anonymous):
Hint: (A+B)(C+D)=A*C+B*C+A*D+B*D
OpenStudy (anonymous):
Does it help?
OpenStudy (cedric):
yesssssss
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