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`(dy)/(dx)` ज्ञात कीजिए| `x=2at^(2),y=at^(4)` |
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Answer» `x=2at^(2)" "y=at^(4)` `(dx)/(dt)=4at" "rArr (dy)/(dt)=4at^(3)` `therefore" "(dy)/(dx)=(dy//dt)/(dx//dt)=(4a^(3))/(4at)=t^(2)` |
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