-（-0.5x³-2x²y+1/2xy²）去括号
来源：学生作业帮助网 编辑：作业帮 时间：2024/06/02 22:22:37
-（-0.5x³-2x²y+1/2xy²）去括号
-（-0.5x³-2x²y+1/2xy²）去括号
-（-0.5x³-2x²y+1/2xy²）去括号
-（-0.5x³-2x²y+1/2xy²）
=0.5x³+2x²y-1/2xy²
-（-0.5x³-2x²y+1/2xy²）去括号
-（-0.5x³-2x²y+1/2xy²）去括号
-（-0.5x³-2x²y+1/2xy²）去括号
-（-0.5x³-2x²y+1/2xy²）
=0.5x³+2x²y-1/2xy²