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Let x=126 and y=215. Find the unit digit of 7^x + 1^y. Note: 7^x means "7 raised to the xth power"

Let x=126 and y=215. Find the unit digit of 7^x + 1^y. Note: 7^x means "7 raised to the xth power"

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section: Chapter Questions
Problem 51RE
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Let x=126 and y=215. Find the unit digit of 7*x + 1^y. Note: 7^x means "7 raised to the xth power"
Transcribed Image Text:Let x=126 and y=215. Find the unit digit of 7*x + 1^y. Note: 7^x means "7 raised to the xth power"
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