Question

In: Advanced Math

What is the order and type of the ff PDE's. 1. (1+X^2)Uxxyy-2xy^3Uxyyy+(1+u^2)UYY=0 2.(1+U^2)Uxx-2U^2Uxy+(1+u^2)UYY=0 3.(1+X^2Y)Uxx-2UXUyUxy+(1+u^2X)UYY=0

What is the order and type of the ff PDE's.

1. (1+X^2)Uxxyy-2xy^3Uxyyy+(1+u^2)UYY=0

2.(1+U^2)Uxx-2U^2Uxy+(1+u^2)UYY=0

3.(1+X^2Y)Uxx-2UXUyUxy+(1+u^2X)UYY=0

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