|a|=2,|b-1|=3,求a-b=____(4种答案都要)
来源：学生作业帮助网 编辑：作业帮 时间：2024/12/02 17:13:14
xSN1kHx'S#QbmLPXTX +$E0OAIX/ǐA/8{}V˻ u2.=a-wF'?ӃlXm⻭J^rh*qsfDpDńoVtb<@,9C*d#dr ILĒA?5> UlaIXR! å.* B{Wb$fs(iA Sv&= Cxi6vx6JQ+2s yA@s*o(a%So^ F%4z9yR2 ^0mlx*s+C/gmjVi: Uj$eCn0WϫS!1y0