Question

Here is the question again

Answer 1

`\huge\boxed{11}`

Explanation:

`\sf = y^2-x^2\\\\Put \ y = 6 \ and \ x = 5\\\\=(6)^2-(5)^2\\\\=36-25\\\\= 11\\\\\rule[225]{225}{2}`

Hope this helped!

~AnonymousHelper1807