Problem 4. Let a, = 2, a2= 9, and an= 2an-1+ 3an-2, for n > 3. Use mathematical induction to show that an < 3" for all positive integersn.
Problem 4. Let a, = 2, a2= 9, and an= 2an-1+ 3an-2, for n > 3. Use mathematical induction to show that an < 3" for all positive integersn.
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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Could solve the problem 4 with the way that I attached photo (with base/inductive steps). please?

Transcribed Image Text:Problem 4. Let a, = 2, a2= 9, and an= 2an-1+3an-2, for n > 3. Use mathematical
induction to show that an< 3" for all positive integersn.

Transcribed Image Text:Date.
Page.
n>/
Prve Hhat § F;' = Fn. Fatt,
2.
F,"+ F," +F t + Fa Eo i Enti
Basis step:
P()
2.
1=1
a True
Pci) is trie
stot
Inductive stes:s
Assmne that
Assume that plCk) is true forok>/
p'(k) is true hor k>/
2.
2.
F.
2.
+ Fk
PCは+I)
+ Fk
+ Fr t
plove that
7P(kH): Ę + F t
F,'+ F,'+ wi Fkt Fir
is frue
+FFH
Me want to
2.
2.
2.
2.
Fkt2
Fr+K(F,+FKti
True, therefore, P(K) → p(Kt!) is tree
2.
-Feti Fk+2
ニ
→ P(kt) is
A Therelore I F
Fn Fati is
true for hzl
2.
tち t
is true
2.
where nis
positine $ integer and to s the
Fibonacci number.
a
nth
2.
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