Answer
(a) $3+i$
(b) $8-i$
Work Step by Step
(a) $(2-3i)+(1+4i)=2+1+-3i+4i=3+i$
(b) $(2+i)(3-2i)=6-4i+3i-2i^{2}=6-i-2*-1=6-i+2=8-i$
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