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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 8: Phân tích đa thức sau thành nhân tử: `6x^2-11x+3`

Toán Lớp 8: Phân tích đa thức sau thành nhân tử:
6x^2-11x+3

Comments ( 2 )

  1. $6x^{2}$ $-_{}$ $11x_{}$ $+_{}$ $3_{}$
    $=_{}$ $6x^{2}$ $-_{}$ $9x^{}$ $-_{}$ $2x_{}$ $+_{}$ $3_{}$
    $=_{}$ $3x(2x – 3)^{}$ $-_{}$ $(2x – 3)_{}$ 
    $=_{}$ $(3x – 1)_{}$ $(2x – 3)_{}$

  2. 6x^2-11x+3 
    =6x^2-9x-2x+3
    =3x(2x-3)-(2x-3)
    =(3x-1)(2x-3) 
     

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222-9+11+12:2*14+14 = ? ( )