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Intermediate Algebra

OPENSTAX

$Math Studyset Vaia Explanations$ Math

OER 2017 Edition · 1346 pages

ISBN: 9780998625720

Chapter 11: Q. 417 (page 1069)

In the following exercises, add or subtract $(1 + 3 i) + (7 + 4 i)$

Short Answer

Expert verified

The simplified expression is $8 + 7 i$

Step by step solution

01

Given information

We are given an expression $(1 + 3 i) + (7 + 4 i)$

02

Use the Associative Property to put the real parts and the imaginary parts together.

We get, $(1 + 7) + (3 i + 4 i)$

03

Simplify

We get, $8 + 7 i$

04

Conclusion

The simplified expression is $8 + 7 i$

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