Simplify: √13-√11/√13+√11 + √13+√11/√13-√11
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Answer:
x+y = √13-√11/√13+√1+√13-√11/√13+√1 = 2(13+11)/13-11
=24
3x2-5xy+3y2 = 3(x+y)2 - 11xy
=3(24)2-11(1) = 1717
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