解:㎡-5m+6=0(m-2)(m-3)=0∴m-2=0,m-3=0∴ m1=2,m2=3
解:㎡-5m+6=0(m-2)(m-3)=0∴ m=2,或 m=3
( M - 2) ( m - 3) = 0怎么分解的