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If x=at^2,y=2at, then (d^2x)/(dy^2)=...

If `x=at^2,y=2at`, then `(d^2x)/(dy^2)=`

A

`1/(2a)`

B

`-2at^3`

C

`(-1)/(2at^3)`

D

`(-1)/t^2`

Text Solution

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The correct Answer is:
A
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