Math, asked by Labanyamayee, 1 year ago

If x + y = 5 and xy = 4, find x - y using identities.

Answers

Answered by khushi5947

2

the answer 3 square root of 9

Labanyamayee: I need the process

khushi5947: (x+y)2=(x-y)2-4xy

khushi5947: sorry before 4xyit will be+

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