(m-3)^2+(4-2m)^2/(m+5)^2=1怎么解,
问题描述:
(m-3)^2+(4-2m)^2/(m+5)^2=1怎么解,
答
先等式两边同乘以(m+5)²然后展开等式两边,合并同类项,化简为m²-9m=0,解得m=0或m=9.
(m-3)^2+(4-2m)^2/(m+5)^2=1怎么解,
先等式两边同乘以(m+5)²然后展开等式两边,合并同类项,化简为m²-9m=0,解得m=0或m=9.