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#### Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here. # The nth term (tn) of a certain sequence is defined as tn = t  Question banks Downloads My Bookmarks Reviews Important topics
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Senior Manager Joined: 20 May 2014
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The nth term (tn) of a certain sequence is defined as tn = t [#permalink] 00:00

Question Stats: 100% (00:00) correct 0% (00:00) wrong based on 1 sessions
The $$n_{th}$$ term ($$t_n$$) of a certain sequence is defined as $$t_{n}$$ = $$t_{n-1}$$ $$+4$$. If $$t_{1}$$ =−7 then $$t_{71} =$$

A. 273
B. 277
C. 281
D. 283
E. 287

Kudos for correct solution.
[Reveal] Spoiler: OA
Director Joined: 20 Apr 2016
Posts: 948
WE: Engineering (Energy and Utilities)
Followers: 13

Kudos [?]: 709 , given: 152

Re: The nth term (tn) of a certain sequence is defined as tn = t [#permalink]
Bunuel wrote:
The $$n_{th}$$ term ($$t_n$$) of a certain sequence is defined as $$t_{n}$$ = $$t_{n-1}$$ $$+24$$. If $$t_{1}$$ =−7 then $$t_{71} =$$

A. 273
B. 277
C. 281
D. 283
E. 287

Kudos for correct solution.

Bunuel - is this the ques? as I have edited. Could you plz check the ques.
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Rules for Posting https://greprepclub.com/forum/rules-for ... -1083.html Intern Joined: 26 Aug 2017
Posts: 31
Followers: 0

Kudos [?]: 20  , given: 7

Re: The nth term (tn) of a certain sequence is defined as tn = t [#permalink]
3
KUDOS
I think it should be $$t_n\,=\,t_{n-1}\,+\,4$$.

In that case, it's given that $$t_1 = -7$$. The $$0th$$ term would be $$-11$$, and the sequence could be expressed as..

$$t_n = -11 + 4n$$

The 71th term is...

$$t_{71} = -11 + 4(71)$$

$$t_{71} = 273$$. Director Joined: 20 Apr 2016
Posts: 948
WE: Engineering (Energy and Utilities)
Followers: 13

Kudos [?]: 709  , given: 152

Re: The nth term (tn) of a certain sequence is defined as tn = t [#permalink]
1
KUDOS
jezzsk8 wrote:
I think it should be $$t_n\,=\,t_{n-1}\,+\,4$$.

In that case, it's given that $$t_1 = -7$$. The $$0th$$ term would be $$-11$$, and the sequence could be expressed as..

$$t_n = -11 + 4n$$

The 71th term is...

$$t_{71} = -11 + 4(71)$$

$$t_{71} = 273$$.

Yes right. thanks for that, i have edited the main question.
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Founder  Joined: 18 Apr 2015
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Re: The nth term (tn) of a certain sequence is defined as tn = t [#permalink]
Expert's post
Thank you guys. Kudos

Regards
_________________ Re: The nth term (tn) of a certain sequence is defined as tn = t   [#permalink] 06 Dec 2017, 03:13
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