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Intermediate Algebra

OPENSTAX

$Math Studyset 91影视 Explanations$ Math

OER 2017 Edition 路 1346 pages

ISBN: 9780998625720

Chapter 8: Q. 422 (page 844)

In the following exercise, subtract.
$(8 - 4 i) - (3 + 7 i)$

Short Answer

Expert verified

Value of $(8 - 4 i) - (3 + 7 i)$ is equal to $5 - 11 i$

Step by step solution

01

Step 1. Given information

An expression is $(8 - 4 i) - (3 + 7 i)$ .

02

Step 2. Subtract the given expression.

$(8 - 4 i) - (3 + 7 i) = 8 - 4 i - 3 - 7 i = (8 - 3) + (- 4 i - 7 i) = 5 - 11 i$

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