C. Find the possible values of a so that an + an+1 + an+2+ an+3 + an+4 will be divisible by 11.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.2: Arithmetic Sequences
Problem 56E
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Please answer C.
B. Show that 4n+ 4n+1 + 4n+2 + 4n+3 + 4n+4 is divisible by 11 for any
positive integer n.
C. Find the possible values of a so that an + an+1 + an+2 + an+3 +
an+4 will be divisible by 11.
Transcribed Image Text:B. Show that 4n+ 4n+1 + 4n+2 + 4n+3 + 4n+4 is divisible by 11 for any positive integer n. C. Find the possible values of a so that an + an+1 + an+2 + an+3 + an+4 will be divisible by 11.
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