5m Zen
X 1 )( x 3 )( x 2 ) 0
X 1 )( x 3 )( x 2 ) 0 pictures 5
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X 1
X 1 )( x 3 )( x 2 ) 0
x x 1 )( x 2 )( x 3 )+ 8 0
solve x 3 x 2 x 1 0
x 3 x 2 x 1 0 solution
x 4 x 3 x 2 x 1 0
x 4 x 3 x 2 x 1 0 solution
x 2 64 then x 1 3 x 0
x 3 )-( x 2 )+ 2 x 1 )- 5 0
x 2 )( x 3 )+( x 3 )( x 2 )- 2x x 1 )u003d 0
9 x 1 )- x 3 x 2 0
x 1 )( x 3 )( x 2 ) 0
