3. Let h: Z→ Z be the function h(r) = = x mod 4. Find h-¹(0), h-¹({0, 1, 2, 3}), and h-¹(4). Explain your reasoning.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.4: Definition Of Function
Problem 54E
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3. Let h: Z→ Z be the function h(x) = x mod 4.
Find h-¹(0), h-¹({0, 1, 2, 3}), and h-¹(4). Explain your reasoning. (Video 2.4B)
Transcribed Image Text:3. Let h: Z→ Z be the function h(x) = x mod 4. Find h-¹(0), h-¹({0, 1, 2, 3}), and h-¹(4). Explain your reasoning. (Video 2.4B)
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