AP

The n^th term of an A.P is given by a_n = 3+4n, find the common difference.

• 4

• 3

• 1

• 5

Find the n^th term of a sequence 5, 2, -1, -4, -7, …

• -8-3n

• -3n+8

• 3n+8

• 3n-8

Find the 10^th term of the sequence from the end -5, -10, -15, ……., -1000.

• -955

• -45

• -50

• -990

The n^th term of an A.P is 2n+1, then calculate the sum of the first three terms.

(a)  

If 2x, x+10 and 3x+2 are in A.P, then find the value of x.

• 6

• 4

• 5

• 3

If 7 times the 7^th term of an A.P is equal to 11 times its 11^th term, then find its 18^th term.

(a)  

If the sum of three terms of an A.P is 9 and their product is 24, find the terms of the sequence.

• 2, 3, 5

• 4, 3, 2

• 3,5,7

• 7,3,5

An arithmetic sequence has a₃ = 10 and a₁₁= 58. Find the general term for the sequence.

• 6n-8

• -8-6n

• 6n+8

• 8-6n

If the 2nd term of an AP is 13 and the 5th term is 25, what is its 7th term?

• 30

• 33

• 37

• 38

Which term of the AP: 21, 42, 63, 84,... is 210?

• 9

• 10

• 11

• 12