计算2i-[(3+2i)-(-1+3i)]
问题描述:
计算2i-[(3+2i)-(-1+3i)]
答
原式=2i-[3+2i+1-3i]
=2i-[4-i]
=3i-4
计算2i-[(3+2i)-(-1+3i)]
原式=2i-[3+2i+1-3i]
=2i-[4-i]
=3i-4