作业帮规定运算:a★b=-3ab-1,求:(1)2★(-3) (2)[(-3)★2] ★(-1)
来源：学生作业帮助网 编辑：作业帮 时间：2024/11/06 02:37:36
![规定运算:a★b=-3ab-1,求:(1)2★(-3) (2)[(-3)★2] ★(-1)](/uploads/image/z/9638495-71-5.jpg?t=%E8%A7%84%E5%AE%9A%E8%BF%90%E7%AE%97%3Aa%E2%98%85b%3D-3ab-1%2C%E6%B1%82%3A%281%292%E2%98%85%28-3%29+%282%29%5B%28-3%29%E2%98%852%5D+%E2%98%85%28-1%29)
x]J@@4$y[nDmo nPm0rr}=|m 3tE
pz!b7yYt<> Q /j 3 E؞_a0ll6g`Ҵ}ӍݐiUbiZg:rtSJ.PRTT&N: aeA%VZO;gO%&gT{Y,
- %e
gAx@ş YϢv
规定运算:a★b=-3ab-1,求:(1)2★(-3) (2)[(-3)★2] ★(-1)
规定运算:a★b=-3ab-1,求:(1)2★(-3) (2)[(-3)★2] ★(-1)
规定运算:a★b=-3ab-1,求:(1)2★(-3) (2)[(-3)★2] ★(-1)