The image you've uploaded seems a bit blurry, but I can make out the mathematical expression and the instructions. It appears that you need to evaluate the given expression. The expression seems to involve a definite integral, possibly with a square root and a trigonometric function.

Given the clarity, I would typically try to sharpen the interpretation. However, to provide the best help, I need to ensure I understand the exact problem you're working with. Could you confirm or provide a clearer description of the expression and the specific instructions?

Alternatively, you can provide me with the text of the problem, and I’ll help you solve it.