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Find newton raphson method 2x^3-2x-5

Solution:
Your problem -> newton raphson method 2x^3-2x-5

Here 2x^3-2x-5=0

Let f(x) = 2x^3-2x-5

:. f'(x) = 6x^(2)-2

Here
 x f(x) 0 1 2 -5 -5 7

Here f(1) = -5 < 0 and f(2) = 7 > 0

:. Root lies between 1 and 2

x_0 = (1 + 2)/2 = 1.5

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