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1. Equations & Inequalities - 3! 1부

1. Equations & Inequalities / The Imaginary Unit / 문제 7

문제 7

Simplify the following expression and write the answer in standard form: 5/(3 + i)(1 - i)

A

5/4 + (1/2)i

B

15i

C

3/5 + (2/7)i

D

1 + (1/2)i