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Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.  In the sequence a1, a2, a3, …, an,an=an−1+an−2. If a1=1 and a2=1, whic

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Math Expert V
Joined: 02 Sep 2009
Posts: 58324
In the sequence a1, a2, a3, …, an,an=an−1+an−2. If a1=1 and a2=1, whic  [#permalink]

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Difficulty:   5% (low)

Question Stats: 92% (01:05) correct 8% (01:02) wrong based on 50 sessions

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In the sequence $$a_1$$, $$a_2$$, $$a_3$$, …, $$a_n$$, $$a_n=a_{n−1}+a_{n−2}$$. If $$a_1=1$$ and $$a_2=1$$, which of the following correctly expresses the first 5 terms of the sequence?

A. 1, 1, 2, 3, 4
B. 1, 1, 2, 3, 5
C. 1, 1, 2, 3, 6
D. 1, 1, 2, 4, 8
E. 1, 2, 3, 4, 5

_________________
Math Expert V
Joined: 02 Sep 2009
Posts: 58324
Re: In the sequence a1, a2, a3, …, an,an=an−1+an−2. If a1=1 and a2=1, whic  [#permalink]

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Bunuel wrote:
In the sequence $$a_1$$, $$a_2$$, $$a_3$$, …, $$a_n$$, $$a_n=a_{n−1}+a_{n−2}$$. If $$a_1=1$$ and $$a_2=1$$, which of the following correctly expresses the first 5 terms of the sequence?

A. 1, 1, 2, 3, 4
B. 1, 1, 2, 3, 5
C. 1, 1, 2, 3, 6
D. 1, 1, 2, 4, 8
E. 1, 2, 3, 4, 5

_________________ Re: In the sequence a1, a2, a3, …, an,an=an−1+an−2. If a1=1 and a2=1, whic   [#permalink] 06 Apr 2018, 05:14
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In the sequence a1, a2, a3, …, an,an=an−1+an−2. If a1=1 and a2=1, whic

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