Find the error bound for the midpoint approximation N=20 for the integral of 5cos(x) on [0, pi/3]
Using the formula (K(b-a)3)/(24N^2)I got the second derivative as -5cos(x) and K=-2.5 And then plugging it in is (-2.5(pi/3)3)/(24(20)^2)
What did I do wrong?
Using the formula (K(b-a)3)/(24N^2)I got the second derivative as -5cos(x) and K=-2.5 And then plugging it in is (-2.5(pi/3)3)/(24(20)^2)
What did I do wrong?