numerical

Asked by  | 21st Dec, 2008, 01:12: PM

Expert Answer:

work done (w) = f(x) dx

                    w = 50 (3x2 - 2x + 7) dx

                    w = (x3 - x2 + 7x 5)0

                    w = (125 - 25 + 35 - 0)

                   w = 135 J

Answered by  | 22nd Dec, 2008, 10:47: AM

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