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JEE Main202622 January 2026Evening ShiftMathematicsSets and RelationsActual

The number of elements in the relation R = (x, y): 4 x²+y²<52, x, y Z is

Options

  1. A77
  2. B67
  3. C86
  4. D89

Correct answer

A. 77

Step-by-step solution

We need 4x^2 + y^2 x=0 : y^2 x= 1 : y^2 x= 2 : y^2 x= 3 : y^2 Total = 15+26+22+14 = 77

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