GRE Prep Club Daily Prep
Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.
Customized
for You
Track
Your Progress
Practice
Pays
Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.
A sequence in which every term is equal to the sum of its preceding
[#permalink]
22 May 2024, 00:11
22 May 2024, 00:11
Expert Reply
3
Bookmarks
00:00
Question Stats:
29% (01:57) correct
70% (01:27) wrong based on 31 sessions
Hide Show timer Statistics
A sequence in which every term is equal to the sum of its preceding term and constant is called an arithmetic sequence. In the following options, which are in arithmetic sequences if a, b, c, d, e are in arithmetic sequence?
A. \(2_a, 2_b, 2_c, 2_d, 2_e\)
B. \(2–10_a, 2–10_b, 2–10_c, 2–10_d, 2–10_e\)
C. \(a+2, b+3, c+4, d+5, e+6\)
D. \(a^2, b^2, c^2, d^2, e^2\)
A. \(2_a, 2_b, 2_c, 2_d, 2_e\)
B. \(2–10_a, 2–10_b, 2–10_c, 2–10_d, 2–10_e\)
C. \(a+2, b+3, c+4, d+5, e+6\)
D. \(a^2, b^2, c^2, d^2, e^2\)
Part of the project: GRE Quant & Verbal ADVANCED Daily Challenge 2024 Edition - Gain 20 Kudos & Get FREE Access to GRE Prep Club TESTS
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Free Materials for the GRE General Exam - Where to get it!!
Shorter GRE - Preparing for the Quantitative Reasoning Measure
Shorter GRE - Preparing for the Verbal Reasoning Measure
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Free Materials for the GRE General Exam - Where to get it!!
Shorter GRE - Preparing for the Quantitative Reasoning Measure
Shorter GRE - Preparing for the Verbal Reasoning Measure
Re: A sequence in which every term is equal to the sum of its preceding
[#permalink]
23 Aug 2024, 06:50
23 Aug 2024, 06:50
someone explain this
Re: A sequence in which every term is equal to the sum of its preceding
[#permalink]
23 Aug 2024, 07:29
23 Aug 2024, 07:29
1
Expert Reply
a(n) = a(n-1) + d
Picking numbers 3,5,7 which is still an AP
Substitute and only A is an AP
For example C
will 5,8,11 which is not an AP
Instead A would be
6,10,14,18.........which are 4 apart in every term
I hope this hleps
Picking numbers 3,5,7 which is still an AP
Substitute and only A is an AP
For example C
will 5,8,11 which is not an AP
Instead A would be
6,10,14,18.........which are 4 apart in every term
I hope this hleps
