1st Year Math Chapter 6 Sequence and Series MCQs

If your search is to get the 1st Year Math Chapter 6 Sequence and Series MCQs With Answers then you are in the right place. This chapter is very important in terms of the entry test. But here we are providing the important MCQs of this chapter. A sequence is used to represent ordered lists of numbers. Through these, you will be able to have a grip on the concepts including sequences and types of sequences. After this, we have two different terms Arithmetic Progression and Arithmetic Mean, Harmonic Progression and Harmonic mean. Next, we have the concept of series, Geometric Progression, Geometric Mean, infinite geometric series, and finally the relationship between arithmetic, geometric, and Harmonic means. So, let’s check the important MCQs of this chapter below.

1st Year Math Chapter 6 Sequence and Series MCQs With Answers

711

Math Chapter 6

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1. If a_n= 5 -3n +2n^2, then a_2n=

A) 5 - 6n + 4n^2

B) 5- 6n +2n^2

C) 5 + 6n + 4n^2

D) 5- 6n + 8n^2

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2. A sequence whose range is R i.e. set of real numbers is called

A) Imaginary sequence

B) Complex sequence

C) Real sequence

D) Natural sequence

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3. If sum of a series is not defined, then it is called

A) finite series

B) Infinite series

C) Divergent series

D) Convergent series

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4. If a and b are two negative numbers, then

A) A > G > H

B) A>= G>= H

C) A< G

D) A= G = H

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5. The general term of A.P is

A) an= a + (n + 1) d

B) an = a - (n +1) d

C) an = a- (n - 1) d

D) a= a + (n - 1) d

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6. If A, G, and H are Arithmetic, Geometric and Harmonic means between two positive numbers, then

A) All of these

B) A> G > H

C) A, G, H are in G.P

D) G^2 = AH

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7. A sequence {a_n} in which a_n- a_n-1 is the Same number for all n E N n > 1, is called

A) A.P

B) none of these

C) G.P

D) H.P

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8. An infinite geometric series is convergent if:

A) | r |= 1

B) |r | > 1

C) | r | < 1

D) |r |>= 1

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9. If a_n= a_n-1, a₁= 1 then a₄=?

A) 24

B) 660

C) 6

D) 110

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10. A sequence is a function whose domain is a set of

A) Integers (Z)

B) real number

C) Natural numbers

D) Rational numbers (Q)

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11. The numbers a - d, a, a +d are in

A) harmonic progression

B) harmonic series

C) geometric progression

D) arithmetic progression

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12. The sum of terms of a sequence is called

A) Partial sum

B) Finite sum

C) None of these

D) Series

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13. If {a_n} is an Arithmetic sequence then the common difference is

A) an an+1

B) an-1 an+1 n E N, n> 1

C) an +1 an-1

D) an+1

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14. If both X & Y are +ve distinct real numbers, then the G.M. between is

A) Greater than A.M

B) None of these

C) Equal to A. M

D) less than their A.M

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15. A sequence is also known as

A) Progression

B) Arrangement

C) Complex sequence

D) Real sequence

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16. If a_n-2= 3n - 11, then a_n=

A) 3n- 9

B) 3n + 5

C) 3n - 5

D) 3n – 13

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17. An infinite geometric series is Divergent if

A) r = 0

B) |r |> 1

C) | r | < 1

D) | r | != 1

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18. If A, G, and H are Arithmetic, Geometric and Harmonic means between two negative numbers, then

A) All of these

B) G2 =AH

C) A < G < H

D) A, G, H are in G.P

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19. An arrangement of numbers according to some definite rule is called

A) Permutation

B) Combination

C) Sequence

D) Series

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20. Harmonic mean between 2 and 8 is

A) 5/ 16

B) 16/5

C) ± 4

D) 5

Your score is

1st Year Math Chapter 6 Sequence and Series MCQs With Answers

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