Use differentials and find approximate value of `(29)^(1//3)`

Explanation

Let `y=x^{1/3}`

and `x=27`

`x+trianglex=29`

`impliestrianglex=2`

For `x=27,`

`y=(27)^{1/3}=3`

Let `dx=trianglex=2`

As`y=x^{1/3}`,

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