Evaluate: (i) `inttan^5x\ dx` (ii) `intsqrt(tanx)sec^4x\ dx`

Explanation

To solve the given integrals, we will evaluate each one step by step.

### (i) Evaluate: \(\int \tan^5 x \, dx\)

1. **Rewrite \(\tan^5 x\)**:
\[ \tan^5 x = \tan^3 x \cdot \tan^2 x \]
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