## Calculus: Early Transcendentals 8th Edition

Published by Cengage Learning

# APPENDIX H - Complex Numbers - H Exercises: 9

#### Answer

$\frac{1}{2}$-$\frac{i}{2}$

#### Work Step by Step

Multply by the conjugate: $\frac{1}{1+i}$ $\frac{1-i}{1-i}$ $\frac{1-i}{1-(i^{2})}$ = $\frac{1-i}{2}$ $\frac{1}{2}$-$\frac{i}{2}$

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