Example 1. Using Newton-Raphson method, find the real root of the equation 3x = cos x + 1 correct to four decimal places
Posted: Wed May 11, 2022 9:49 pm
Example 1. Using Newton-Raphson method, find the real root of the equation 3x = cos x + 1 correct to four decimal places. [G.B.T.U. (M. Tech.) 2010, 2011] Sol. Let f(x) = 3x – cos x - 1 Since, f(0) = -2 = (-)ve; = -