3.Sequence and series
Assessment
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NOUSHEEN SHAFY
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Mathematics
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11th Grade
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1 plays
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Medium
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5 questions
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1.
Multiple Choice
A sequence is said to be an progression if the reciprocals of its term are in arithmetic progressions.
Arithmetic series
Geometric series
Harmonic series
None of these
2.
Multiple Choice
The harmonic mean between p and q is :
(p+q)/2
(p+q)/pq
q/(p+q)
2pq/p+q
3.
Multiple Choice
what is the value of Tn in H.P :
ab/ b+(n-1)(a-b)
arn-1
ab/b +(n-1)(a-b)
None of these
4.
Multiple Choice
What is the value of Tn in G.P :
a+ (n-1)d
arn-1
a/b + (n-1)(a-b)
none of these
5.
Multiple Choice
a+ ar+ ar2+ ar3+..........+arn-1 is known as standard form of an :
Arithmetic progression
Geometric progression
Harmonic progression
None of these
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