Question

Find the exact area of the surface z = 1 + 2x + 3y + 4y^2, 1 ≤ x ≤ 7, 0 ≤ y ≤ 1.

Answer 1

i do not have this answer. however there is a app on app store called photo math check it out. its very acurate and helps me out in college math. good luck