计算题.-﹙-x²﹚×﹙-2x²y﹚³+2x²﹙x6次方y³-1﹚.

问题描述:

计算题.-﹙-x²﹚×﹙-2x²y﹚³+2x²﹙x6次方y³-1﹚.

-﹙-x²﹚×﹙-2x²y﹚³+2x²﹙x6次方y³-1﹚
解原始= -2x^8y³+2x^8y³-2x³
=-2x³