Math, asked by AnukshRana, 11 months ago

If x/y +y/x = -1 ,then value of x² - y² is

Answers

Answered by Anonymous

1

Step-by-step explanation:

X²+y²=-xy.... Cross multiply

X²+y²-2y²=-xy-2y²...add - 2y² on b/s

X²-y²=-y(x-2y)

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