JEE MATHEMATICS MCQ: THEORY OF EQUATION

1 Easy

1 of 1

Analyzing +4 | -1

The number of pairs

(x, y)

which will satisfy the equation

x^2-x y+y^2=4(x+y-4)

, is

View answer and explanation

Correct option: A

Option A (1) is correct because by completing the square and analyzing the discriminant, we find only one pair (4,4) satisfies the equation.

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