ExamBro
ExamBro
TS EAMCET · Maths · Definite Integration

\(\int_{\pi / 5}^{3 \pi / 10} \frac{d x}{\sec ^2 x+\left(\tan ^{2022} x-1\right)\left(\sec ^2 x-1\right)}=\)

  1. A \(\frac{\pi}{20}\)
  2. B \(\frac{2 \pi}{5}\)
  3. C \(\frac{3 \pi}{20}\)
  4. D \(\frac{3 \pi}{5}\)
Verified Solution

Answer & Solution

Correct Answer

(A) \(\frac{\pi}{20}\)

Step-by-step Solution

Detailed explanation

\(I=\int_{\frac{\pi}{5}}^{\frac{3 \pi}{10}} \frac{d x}{1+\tan ^2 x+\left(\tan ^{2022} x-1\right) \tan ^2 x}\) \(\Rightarrow I=\int_{\frac{\pi}{5}}^{\frac{3 \pi}{10}} \frac{d x}{1+\tan ^{2024} x}\) ...(i)…