Math, asked by JoelJosephJaison, 1 month ago

The sum of 1st and 17th term of an arithmetic sequence is 40.The sum of 1st and 18th term is 43.
(a) What is the common difference?
(b) What is the sum of its 7th and 11th term?
(c) Find the 9th term?

Answers

Answered by mayankkunwar36
2

Answer:

c is the answer hope it will help you

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