2010 Zhejiang Question 3 Single-choice Differentiating 2010_浙江卷 (2010·文) 3、( 2010 •浙江)设 i 为虚数单位,则 $\frac{5-i}{1+i}=$ A. $-2-3 \mathrm{i}$B. $-2+3 i$C. $2-3 \mathrm{i}$D. $2+3 i$ Answer keyC ☆ SaveCan't do it, show the explanation查看原卷 →