EC > GATE 2020 > Differential Equations
The general solution of d²y/dx² - 6dy/dx + 9y = 0 is
A
y=C₁e³x+C₂e-³x
B
y=(C₁+C₂x)e-³x
C
y=(C₁+C₂x)e³x
D
y=C₁e³x

Correct : c

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