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What the area of the sphere if it's volume is 3x +1 cm³​

User Rivanov
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Answer:


{ \tt{volume = (4)/(3) \pi {r}^(3) }} \\ \\ { \tt{v = (4)/(3) \pi {r}^(3) }} \\ \\ { \tt{area = (dv)/(dr) = 4\pi {r}^(2) }} \\ \\ { \tt{area = (d(3x + 1))/(dx) }} \\ \\ { \tt{area = 3 \: {cm}^(2) }}

User Cool Mr Croc
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