2x2−12 |
x2−5 |
2x2+6x−24 |
x2+3x−11 |
∴
x2−6 |
x2−5 |
x2+3x−12 |
x2+3x−11 |
∴
x2−5−1 |
x2−5 |
x2+3x−11−1 |
x2+3x−11 |
∴1+
−1 |
x2−5 |
−1 |
x2+3x−11 |
∴x2-5=x2+3x-11,
∴x=2.
检验:当x=2时,左边=右边,
∴x=2是原分式方程的根.
2x2−12 |
x2−5 |
2x2+6x−24 |
x2+3x−11 |
2x2−12 |
x2−5 |
2x2+6x−24 |
x2+3x−11 |
x2−6 |
x2−5 |
x2+3x−12 |
x2+3x−11 |
x2−5−1 |
x2−5 |
x2+3x−11−1 |
x2+3x−11 |
−1 |
x2−5 |
−1 |
x2+3x−11 |