5m Zen
X 3 2x 2 x 1 0
X 3 2x 2 x 1 0 pictures 5
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X 3
X 3 2x 2 x 1 0
x 2 2x 1 0 then x 3 1 x 3
x 2 x 1 )- 2x x 3 )- 9 x 1 )u003d 0
x 3 )( 2x 1 )( 7 x )( x 2 2 )u003d 0
x 1 3 x 1 3 6x 2 2x 0
x 1 2x 1 0 5x 2 x 3
x 3 x 2 2x 1 0 roots
2x 1 )( x 3 )( x 2 )( 2x 3 )+ 20 0
x 3 x 2 2x 1 5 0
x 4 x 3 2x 2 x 1 0
x 3 2x 2 x 1 0
