解方程m²-8m+17
问题描述:
解方程m²-8m+17
答
m²-8m+17
(m-4)²-16+17=0
(m-4)²=-1﹤0
此方程无解
解方程m²-8m+17
m²-8m+17
(m-4)²-16+17=0
(m-4)²=-1﹤0
此方程无解