PDF chapter test TRY NOW
Answer variants:
−5
30
−6
12
21
9
3
The fourth term of an \(A.P.\) is 21. The sum of the fifth and sixth terms of the \(A.P.\) is 69. Then answer the following.
i) The common difference \(d =\)
ii) The \(A.P\) is , , , ..
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