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A balloon is pumped at the rate of 10 cu...

A balloon is pumped at the rate of 10 cu cm/min. The rate of increase of its radius will beits radius is `15 cm.`

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A DAS GUPTA-Application of dy/dx-Exercise
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  11. The law of rectilinear motion of a body of mass 10kg is given by s = ...

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  12. The slope of the tangent to the curve r^2 = a^2 cos 2theta, where x = ...

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  13. A balloon is pumped at the rate of 10 cu cm/min. The rate of increase ...

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