Ask a New Question

The sum of 18terms of an A.P is 549.given that the common difference is 3. find the 56th term

2 answers

18/2 (2a+17d) = 549
Now plug in d and find a, and then you want
T56 = a+55d

Tnxs guys

Similar Questions

The first term of an AP is 12 and that of a GP is 6. The common difference and the common ratio are equal, so as are the sum of
1. 1 answer
Tell whether the sequence is arithmetic. If it is, what is the common difference?9, 14, 20, 27,,.... What is the common
1. 1 answer
Tell whether the sequence is arithmetic. If it is, what is the common difference?9, 14, 20, 27,,.... What is the common
1. 1 answer
Tell whether the sequence is arithmetic. If it is, what is the common difference?9, 14, 20, 27,,.... Part B) What is the common
1. 1 answer

more similar questions