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If the percentage error in the radius...

If the percentage error in the radius of a sphere is `alpha` , find the percentage error in its volume.

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Let `V` be the volume of the sphere.
`V=frac{4}{3} pi x^{3}`
We have
`frac{Delta x}{x} times 100=alpha `
`Rightarrow frac{d V}{d x}=4 pi x^{2} `
...
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