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2. a) Use the principle of mathematical induction to prove the statement: 6 7" – 2· 3" is divisible by 4 for all integers n 2 1. b) Show that postage of 12 cents or more can be achieved by using only 3-cent and 7- cent stamps.

2. a) Use the principle of mathematical induction to prove the statement: 6 7" – 2· 3" is divisible by 4 for all integers n 2 1. b) Show that postage of 12 cents or more can be achieved by using only 3-cent and 7- cent stamps.

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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2. a) Use the principle of mathematical induction to prove the statement: 6 7" – 2· 3" is divisible by 4 for all integers n 2 1. b) Show that postage of 12 cents or more can be achieved by using only 3 -cent and 7- cent stamps.
Transcribed Image Text:2. a) Use the principle of mathematical induction to prove the statement: 6 7" – 2· 3" is divisible by 4 for all integers n 2 1. b) Show that postage of 12 cents or more can be achieved by using only 3 -cent and 7- cent stamps.
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