Calculus
posted by Paul .
This is a question from my textbook that does't have a solution and quite frankly I have no idea what to do. Any tips would be greatly appreciated.
Given the function f defined by f(x) = 9  x^2. Find the surface area bounded by the curve y = f(x), the x axis and the lines x = 2 and x = 0.
(a) Find the Riemann Sn sum algebraically, obtained by cutting the surface in n intervals of equal width and considering circumscribed rectangles
(b)Evaluate the surface area by finding lim n>infinite Sn
Thank you
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