㎡+6m-24=0怎么解

㎡+6m-24=0怎么解
2025-05-08 05:14:18
推荐回答(2个)
回答1:

㎡+6m-24=0
㎡+6m=24
㎡+6m+9=24+9
(m+3)²=33
m+3=±√33
m=-3±√33

回答2:

∵△=6^2-4x(-24)=36+96=132
∴m1=(-6+√132)/2=-3+2√33
m2=-3-2√33