9-3x Identify the rational expression that is equivalent to 12x + x O a. 9x - 3x² 3 12x² + x O b. O c. O d. 6(3-x) 2x(12x+1) 2 3x-x² 3 2 4x² +0.3x² 3-x 2 6x² + 2x

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A: Please see the below picture for detailed solution.

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A: SOLUTION-

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A: I am attaching image so that you understand each and every step.

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A: Given, x3 + 5x = 20, We know that xn+1=xn+f(x)f'(x)Here f(x)=x3+5x-20f'(x)=3x2+5

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