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