5m Zen
X 2 m 2x 2
X 2 m 2x 2 pictures 5
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X 2
X 2 m 2x 2
2x^2+m^2u003d2m-1)x
m u003d( x 2 2x 2x 2 8
y x 2 x 2 x 2 2x m
x 2 2x m 2 1 0
cho pt x 2 2x m 2 0
2x m x 2 x 1 x 2 3
cho f(x)u003d-2x^2+(x+2)x+m-4
x 2 2x m 2 0
x 2 m 2x 2
