Welcome to cbsenotes.com! To post messages or access any member only section, you will need an account. Create your free account now.
Already a member ? Click here to login
CBSE Notes 2011-2012 » XI-Maths

Sequences and Series

How many terms are there in the A.P. (i) 10,13,16,.......... , 49 (ii) 7,13,19,........., 199 (iii) ...

Short answer question

How many terms are there in the A.P.
(i) 10,13,16,.......... , 49 (ii) 7,13,19,........., 199 (iii) 14 1/2,12,....... ,-38?

A sequence is given by an = 2 - 3n. Prove that it is an A.P., find its 5th term.

Short answer question

A sequence is given by an = 2 - 3n. Prove that it is an A.P., find its 5th term.

Which term of the A.P. (i) 5,8,11,....... is 320 ? (ii) 4,9,14,........ is 114 ? (iii) 20, 16,12,......

Short answer question

Which term of the A.P.
(i) 5,8,11,....... is 320 ? (ii) 4,9,14,........ is 114 ? (iii) 20, 16,12,...... is - 96 ?

Is 310 a term of the sequence 3,8,13,.......?

Short answer question

Is 310 a term of the sequence 3,8,13,.......?

Which term of an A.P. 7-4i, 6 - 2i, 5-0i, 4+ 2i,......... is (i) purely real(ii) purely imaginary ?

Short answer question

Which term of an A.P. 7-4i, 6 - 2i, 5-0i, 4+ 2i,......... is (i) purely real(ii) purely imaginary ?

Find the 2nd and the rth term of an A.P. whose 6th and 8th terms are 12 and 22 respectively

Short answer question

Find the 2nd and the rth term of an A.P. whose 6th and 8th terms are 12 and 22 respectively

Syndicate content