1.m-2的相反数是6,那么m的值是( ).A.4 B.-4 C.8 D.-82.已知|m+3|+|n-5|=0,则m+n-3的值是( ).A.5 B.-5 C.-1 D.13.已知(-ab)*(-ab)*(-ab)>0,则( ).A.ab<0 B.ab>0 C.a>0,b<0 D.a<0,b<0
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/10 02:41:58
![1.m-2的相反数是6,那么m的值是( ).A.4 B.-4 C.8 D.-82.已知|m+3|+|n-5|=0,则m+n-3的值是( ).A.5 B.-5 C.-1 D.13.已知(-ab)*(-ab)*(-ab)>0,则( ).A.ab<0 B.ab>0 C.a>0,b<0 D.a<0,b<0](/uploads/image/z/2611343-47-3.jpg?t=1.m-2%E7%9A%84%E7%9B%B8%E5%8F%8D%E6%95%B0%E6%98%AF6%2C%E9%82%A3%E4%B9%88m%E7%9A%84%E5%80%BC%E6%98%AF%EF%BC%88+%EF%BC%89.A.4+B.-4+C.8+D.-82.%E5%B7%B2%E7%9F%A5%EF%BD%9Cm%2B3%EF%BD%9C%2B%EF%BD%9Cn-5%EF%BD%9C%3D0%2C%E5%88%99m%2Bn-3%E7%9A%84%E5%80%BC%E6%98%AF%EF%BC%88+%EF%BC%89.A.5+B.-5+C.-1+D.13.%E5%B7%B2%E7%9F%A5%EF%BC%88-ab%EF%BC%89%2A%28-ab%29%2A%28-ab%29%EF%BC%9E0%2C%E5%88%99%EF%BC%88+%EF%BC%89.A.ab%EF%BC%9C0+B.ab%EF%BC%9E0+C.a%EF%BC%9E0%2Cb%EF%BC%9C0+D.a%EF%BC%9C0%2Cb%EF%BC%9C0)
xTN0~`M!D9*%[U.HD *XA\ۧ$)NڰRj|Qγ-;N?zɏ+U<4fB"h5V$Fd
FWO ӫiG
uh斡uRg<4Dyl,-༨PKYu"
sHcIJoD^2쭕9Uʒ/RezcƿD\cy4ƿ抜KiNK2Ihbu9ˮ8
qSTME+D$\횺݁BGǔk:&MzFdrˊϲ
vêVr'%$,2[$iH8d<Y淛Q, i7~pQS:u̴9"? IN3/3I*