因式分解3x^2+10=2x^+8x 36x^2-1=0 4x^2=81

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因式分解3x^2+10=2x^+8x 36x^2-1=0 4x^2=81

因式分解3x^2+10=2x^+8x 36x^2-1=0 4x^2=81
因式分解3x^2+10=2x^+8x 36x^2-1=0 4x^2=81

因式分解3x^2+10=2x^+8x 36x^2-1=0 4x^2=81
3x^2+10=2x^+8x
x²-8x+10=0
(x²-8x+16)-6=0
(x-4)²-6=0
(x-4+√6)(x-4-√6)=0
x=4-√6,x=4+√6
36x^2-1=0
(6x+1)(6x-1)=0
x=-1/6,x=1/6
4x^2=81
4x²-81=0
(2x+9)(2x-9)=0
x=9/2,x=9/2

3x^2+10=2x^2+8x
x^2-8x+10=0
(x-4)^2=6
36x^2-1=0
(6x-1)(6x+1)=0
4x^2-81=0
(2x-9)(2x+9)=0