The product of the 1st and 3rd terms of an arithmetic sequence with common difference 1 gives '143 .' What are the three terms of that sequence?

The second term of an arithmetic sequence is 8 and the common difference is 3. What is the 12^(th) term of the sequence?

The sum of first n terms of an arithmetic sequence is n^2+2n Find the common difference.

The second term of an arithmetic sequence is 8 and the common difference is 3. Write the sequence?

What is the sum of first 40 natural numbers? [(1640 , 820 , 410 , 205)] ii) Whât is the sum of first 40 terms of the arithmetic sequences 6,12,18,.....? iii) The sum of first 40 terms of an arithmetic sequence with common difference 6 , is '5120 .' Write down the aigebraic form of this sequence.

The first term of an arithmetic sequence is 2 and the common difference is 4 . a) Find the sum of the first ten terms of this sequence. b) Find the sum of ten terms from the second term to the eleventh term. .c) Is it possible that the sum of any consecutive ten terms of the sequence is 500 why?

Sum of the first 4 terms of an arithmetic sequence is 72. Sum of the first 9 terms is also 72. What is the 5th term of the sequence?

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

All the terms of an arithmetic sequence with common difference 4 are positive numbers. The. product of two consecutive terms of this sequence is the same as their sum. i) If one term is 'x', what is the next term? ii) Calculate those terms.

10^(th) term of an arithmetic sequence is 82 , If its common difference is 8 , find the position of the term 250 in the sequence.

The difference between 12^(th) and 8^(th) term of an arithmetic sequence is 20. Find the common difference .