Question

2. Find the third last term from the end of the
A.P. -7, 0, 7, ..., 161.
(3 marks)​

Answer 1

Answer:

147

Step-by-step explanation:

A. P. common difference

here common difference is 7

161-7=154

154-7=147

therefore 147 is the last third term

Answer 2

Answer:

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