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If u is a homogenous function of x and y...

If u is a homogenous function of x and y of degree n, then `x(del^(2)u)/(del x^(2)) + y(del^(2)u)/(del x del y)`= __________ `(del u)/(del x)`.

A

n

B

0

C

1

D

`n-1`

Text Solution

Verified by Experts

The correct Answer is:
D
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