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X = -1please solve it if you know how to solve it then please. Correct answer will be Mark as brainlist . Find the value​

Answer»

x² + y² - 2xy

(-1)² + y² - 2(-1)y

y² + 2y + 1

y = {(-B) ± √(b² - 4ac)}/2a

y = {-2 ± √(4 - 4)}/2

y = -2/2

y = -1

PLEASE MARK AS BRAINLIEST.

:-)


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