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If u=x/y^(2) - y/x^(2), then...

If `u=x/y^(2) - y/x^(2)`, then

A

`(del^(2)u)/(del x del y) = (del^(2)u)/(del y del x)`

B

`(del^(2)u)/(del y del x) = (del^(2) u)/(del x dely)`

C

`(del^(2) f)/(del x^(2)) = (del^(2) f)/(dy^(2))`

D

`(del^(2)u)/(del x del y) =-2/y^(3) + 2/x^(3)`

Text Solution

Verified by Experts

The correct Answer is:
c
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