Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Question

Transcribed Image Text:Write the product of complex numbers in the form \( a + bi \).
1. \( (3 + 3i)(2 + 3i) = \boxed{} + \boxed{} i \)
2. \( (6 - 2i)^2 = \boxed{8} \, \textcolor{red}{\texttimes} \, \boxed{-144} \, \textcolor{red}{\texttimes} \, i \)
3. \( i(1.4 + 5i) = \boxed{-5} \, \textcolor{green}{\checkmark} \, + \, \boxed{1.4} \, \textcolor{green}{\checkmark} \, i \)
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