Complex Numbers. 1. Evaluate the following. Express all final answers in rectangular form. a. A = √cos[ln(-1)]

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.3: The Addition And Subtraction Formulas
Problem 72E
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Please answer 1a
Complex Numbers.
1. Evaluate the following. Express all final answers in rectangular form.
a. Acos[ln(-π)]
b. B = (j³)e-j
2. Express cos(40) in terms of cos 0 only.
Laplace Transforms.
Transcribed Image Text:Complex Numbers. 1. Evaluate the following. Express all final answers in rectangular form. a. Acos[ln(-π)] b. B = (j³)e-j 2. Express cos(40) in terms of cos 0 only. Laplace Transforms.
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