(-2+4i)-(6+3i)+(4-i)=?(10+i)-(i+i^4)=?
问题描述:
(-2+4i)-(6+3i)+(4-i)=?(10+i)-(i+i^4)=?
答
(-2+4i)-(6+3i)+(4-i)
=-2+4i-6-3i+4-i
=-4
(10+i)-(i+i^4)
=10+i-i-i^4
=10-1
=9