Answer to Question #91535 in Differential Equations for Sajid

Differential Equations

Question #91535

Q. The equation u_xx 〖-4u〗_xy+ 4uyy=0 ?
)parabolic
b)hyperbolic
c)Elliptic
d) None of above

Expert's answer

a)parabollic.

After using the formula

"B^2 - 4AC"

we get

"(-4)^2 - 4(1)(4) = 0,"

therefore equation type is parabolic

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