Evaluate `int_-1^ 1 sin^5xcos^4xdx`

Explanation

To evaluate the integral \( \int_{-1}^{1} \sin^5 x \cos^4 x \, dx \), we can use the property of definite integrals concerning odd and even functions.

### Step-by-Step Solution:

1. **Identify the Function**:
Let \( F(x) = \sin^5 x \cos^4 x \).

2. **Check for Symmetry**:
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