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X2 x 2 x 1 0
X2 x 2 x 1 0 pictures 5
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X2 x
X2 x 2 x 1 0
x x2 4x 5 2 x 1 0
2 x )( 3x 5 )( x2 x 1 0
x2 x 1 )( x2 x 2 )- 12 0
x 1 )( x 2 )( x2 3 )u003d 0
solve for x x2 x 1 x 2 0
let f x x2 1 0 x 2
x 2 x 1 x2 3x 2 0
4 0 x2 x 1 x 1 2 x 2 dx
3 0 x2 x 1 x 1 2 x 2 dx
x2 x 2 x 1 0
