问题
填空题
一元二次方程(m-3)x2-5mx+7m=2mx-6中,二次项系数为______;一次项为______;常数项为______.
答案
(m-3)x2-5mx+7m=2mx-6,
(m-3)x2-5mx+7m-2mx+6=0,
(m-3)x2-7mx+7m+6=0,
∴二次项系数为:m-3,一次项为:-7m,常数项为:7m+6,
故答案为:m-3,-7m,7m+6,
一元二次方程(m-3)x2-5mx+7m=2mx-6中,二次项系数为______;一次项为______;常数项为______.
(m-3)x2-5mx+7m=2mx-6,
(m-3)x2-5mx+7m-2mx+6=0,
(m-3)x2-7mx+7m+6=0,
∴二次项系数为:m-3,一次项为:-7m,常数项为:7m+6,
故答案为:m-3,-7m,7m+6,