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Expand: ((x/y)-((y/x))2 |
Answer» Given ((x/y)-((y/x))2 According to the identity (a – b)2=a2-2ab+b2 we have to expand the given expression, ((x/y)-((y/x))2= (x/y)2-2 (x/y)( y/x)+(y/x)2 ((x/y)-((y/x))2= x2/y2-2+y2/x2 |
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