Answer to Question #315020 in Quantitative Methods for Divya

Question #315020

Find the negative roots of the equation x^3-2x+5=0, correct to 3 places of decimal by Newton raphson method

Expert's answer

From graph we see that there is one negative root. At every step x(i+1)=xi-f(xi)/f'(xi)

The value of the root is -2.09455

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