∫ cos^2x/cos^2x+4sin^2x dx ; x ∈ (0, π/2) dx का मान ज्ञात कीजिए ।

Question

\(\int\limits_0^{\pi/2}\) \(\frac{cos^2x}{cos^2x+4sin^2x}\) dx का मान ज्ञात कीजिए ।

Answer 1

 \(\int\limits_0^{\pi/2}\) \(\frac{cos^2x}{cos^2x+(1-cos^2x)}\) dx