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Which of the following is equal to (x+1)!/x!?
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04 Jul 2022, 07:47
04 Jul 2022, 07:47
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70% (00:24) correct
30% (00:48) wrong based on 10 sessions
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Which of the following is equal to (x+1)!/x!?
A. x-1
B. 1+(1/x)
C. 1
D. x+1
E. x
A. x-1
B. 1+(1/x)
C. 1
D. x+1
E. x
Part of the project: GRE QCQ & PS 3 Questions Every One DAILY Challenge - (2022)
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GRE Math Essentials (2022)
GRE Geometry Formulas for a Q170
GRE - Math Book
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GRE Math Essentials (2022)
GRE Geometry Formulas for a Q170
GRE - Math Book
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Re: Which of the following is equal to (x+1)!/x!?
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04 Jul 2022, 07:52
04 Jul 2022, 07:52
1
Carcass wrote:
Which of the following is equal to (x+1)!/x!?
A. x-1
B. 1+(1/x)
C. 1
D. x+1
E. x
A. x-1
B. 1+(1/x)
C. 1
D. x+1
E. x
(x+1)!/x! = (x+1)(x)(x-1)(x-2)...(2)(1)/(x)(x-1)(x-2)...(2)(1)
= x + 1
= D
gmatclubot
Re: Which of the following is equal to (x+1)!/x!? [#permalink]
04 Jul 2022, 07:52
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