`f(x) = 5(2 - 7x)^4` Find the second derivative of the function.

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Chapter 2, 2.4 - Problem 85 - Calculus of a Single Variable (10th Edition, Ron Larson).
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hkj1385 | (Level 1) Assistant Educator

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`f(x) = 5(2-7x)^4`

`f'(x) = 5*4*(-7)*(2-7x)^3`

`or, f'(x) = -140(2-7x)^3`

`Thus, f''(x) = -140*3*(-7)*(2-7x)^2`

`or, f''(x) = 2940*(2-7x)^2`

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