a. Show for all integers n ≥ 0 that 91 (4³¹n –1).

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.1: Infinite Sequences And Summation Notation
Problem 31E
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a.
b.
3n
Show for all integers n ≥ 0 that 9 | ( 4³″ –1).
C.
Suppose that {a} is a sequence of real numbers defined recursively by
a₁ = 1, a₂ = 2, and an+2
=
an+11 Write out the first 13 terms and give a closed form formula for an
an
4n² +14n+1
=
Let P(n):9+13+...+(4n+5)
2
Show P(k) ⇒ P(k+1). Does this mean P(n) is true Vintegers n ≥l?
Transcribed Image Text:a. b. 3n Show for all integers n ≥ 0 that 9 | ( 4³″ –1). C. Suppose that {a} is a sequence of real numbers defined recursively by a₁ = 1, a₂ = 2, and an+2 = an+11 Write out the first 13 terms and give a closed form formula for an an 4n² +14n+1 = Let P(n):9+13+...+(4n+5) 2 Show P(k) ⇒ P(k+1). Does this mean P(n) is true Vintegers n ≥l?
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