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OpenStudy (anonymous):
Find the product of (3x + 7y)(3x - 7y). pwease help fan and medals :)
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OpenStudy (anonymous):
9x2 - 42xy + 49y2 9x2 + 42xy + 49y2 9x2 - 49y2 9x2 + 49y2
OpenStudy (anonymous):
Multiply them out, its distribution :). Think of it this way. (3x+7y)(3x) + (3x+7y)(-7y).
OpenStudy (anonymous):
is it c? thats what i got
OpenStudy (anonymous):
Bingo
OpenStudy (anonymous):
yay thank you soo much :)
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OpenStudy (anonymous):
You are very welcome!
OpenStudy (anonymous):
can you help on one more?
OpenStudy (anonymous):
Make a new question and tag me in it :)
OpenStudy (anonymous):
okay hold on
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