Question

What is the total surace area of the cylinder? Write your answer as a polynomial in standard form.

Answer 1

The surface area of a cylinder is given by A = 2πrh + 2πr^2. You're given the radius, r = x+2, and the height, h = x + 5. Plug them in and you're done.

Answer 2

Please see the pic, I'd solved in it.