Write the first term and the common difference of the arithemetic sequence whose algebraic expression is `3n+5`.

What is the common difference of the arithemetic sequence x-1,x,x+1 ,.......?

Sum of first 9 terms of an arithmetic sequence is 261, and the sum of next 6 terms is 444. i)- Find the first term and common difference. ii) Write the algebraic form of the sequence: iii) Write the algebraic.form of the sum.

Sum of first n terms of an arithmetic sequence is 8n^2 +5n.Write the algebraic expression of the sequence.

Consider an arithmetic sequence with first term 18 and common difference 3. i) Write the terms of this sequence. ii) Write the perfect square terms of this sequence. Check whether it is an arithmetic sequence.

Write the arithmetic sequence with first term 2 and common difference 3.

Write the first five terms of the sequence if n^(t h) term is a_n=n(n+2)

Algebraic form of an arithmetic sequence is 6n+3 a) Find the sum of first 20 terms of the sequence: b) Write the algebraic expression of the sum.

Write the first four terms of the sequence whose nth term a_n=n/(n+1)

Write the first five terms of the sequence if n^(t h) term is a_n=a/(n+1)

First term of an arithemetic sequence is 8 and the common difference is 5. Write its algebraic form.