Pls hurry I will give brainliest if answered in the next ten minutes

Answer:
(b) (2+√3) -(1+√3)i
Step-by-step explanation:
Add like terms. Real terms are added; imaginary terms are added.
(√3 -i) + (2-√3i) = (√3 +2) +(-i -√3i)
= (√3 +2) -i(1 +√3) . . . . . the common factor of -i can be factored out
= (2 +√3) -(1 +√3)i