4Q Express 2= (1+2i)² 7-i in the form a + ib where a and b are real numbers.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.2: Exponents And Radicals
Problem 6E
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4Q
Express 2=
(1+2i)²
7-i
in the form a + ib where a and b are real numbers.
Transcribed Image Text:4Q Express 2= (1+2i)² 7-i in the form a + ib where a and b are real numbers.
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