engineering recuitment ONGC AEE Mechanical Mock Test 2025 Engineering Mathematics Calculus Definite Integrals
\(\rm\displaystyle\int_0^1 \int_0^1 \frac{1}{\sqrt{\left(1-x^2\right)\left(1-y^2\right)}}\) dxdy का मान ज्ञात कीजिए
1
\(\frac{\pi}{2}\)
2
\(\frac{\pi}{4}\)
3
\(\frac{\pi^2}{2}\)
4
\(\frac{\pi^2}{4}\)
5
π