SOLUTION: 100x^4-16y^4

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Question 16548: 100x^4-16y^4
Answer by rapaljer(4671) About Me  (Show Source):
You can put this solution on YOUR website!
First take out the common factor of 4:
100x%5E4-16y%5E4
4%2825x%5E4+-+4y%5E4%29+

Next notice the difference of squares, since 25x%5E4 and 4y%5E4 are perfect squares. It factors like this:
4%285x%5E2-+_____%29%2A%285x%5E2%2B+_____%29


4%285x%5E2-2y%5E2%29%2A%285x%5E2%2B+2y%5E2%29

R^2 at SCC