The probability \( P(E) \) is the ratio of invertible matrices to the total number of matrices.
Final Answer: \( \frac{5}{8} \).
The integral is given by:
\[ 80 \int_{0}^{\frac{\pi}{4}} \frac{\sin\theta + \cos\theta}{9 + 16 \sin 2\theta} d\theta \]
is equals to?
Match List - I with List - II.