Q1

Which term of A.P. 8, 14, 20, 26,… will be 72 more than its 41^{st} term?

Q2

Which term of the sequences 114,109,104 ………is the first negative term?

Q3

Find four terms is an A.P., whose sum is 20 and the sum of whose square is 120.

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**@aalaap : **Your friend has provided correct answer to your first query.

Here are the links for the answer to your other query.

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