JEE Mains · Maths · STD 11 - 6. permutation and combination
The number of elements in the relation \( R=\{(x,y): 4x^{2}+y^{2}<52, x, y\in Z\} \) is
- A 77
- B 89
- C 67
- D 86
Answer & Solution
Correct Answer
(A) 77
Step-by-step Solution
Detailed explanation
Number of elements \(=77\)
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