`y = (7x + 3)^4` Find the derivative of the function.

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hkj1385 eNotes educator| Certified Educator

Note:- If y = x^n ; where n = constant ; then dy/dx = n*{x^(n-1)}

Now, 

y = `(7x +3)^4`

`thus, dy/dx = y' = 4{(7x+3)^3}*7`

`or, dy/dx = y' = 28(7x+3)^3`

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