Question

Please help in really stuck ​

Answer 1

`\int\limits {\pi y^2} \, dy`

y = 2 + x^6

y - 2 = x^6

x = (y - 2)^1/6

`\pi \int\limits^3_2 {(y - 2)^(1/6)} \, dx`

Well, solving this integral

`\pi \int\limits^3_2 {(y - 2)^(1/6)} \, dx` = 2,69279