Some functions may be difficult toįor many problems, Newton Raphson method converges faster than the above two methods.Īlso, it can identify repeated roots, since it does not look for changes in the sign of f(x) explicitly Newton Raphson method requires derivative. The previous two methods are guaranteed to converge, Newton Rahhson may not converge in some cases. Here we are required an initial guess value of root. In previous methods, we were given an interval. We have discussed below methods to find root in set 1 and set 2 Input: A function of x (for example x3 – x2 + 2),ĭerivative function of x (3×2 – 3x for above example) Here f(x) represents algebraic or transcendental equation.įor simplicity, we have assumed that derivative of function is also provided as input. Given a function f(x) on floating number x and an initial guess for root, find root of function in interval.
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