show that progression 3, 9,15,21,… is an A. P. Write down its first term and common difference​

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show that progression 3, 9,15,21,… is an A. P. Write down its first term and common difference​

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Allison 3 weeks 2021-09-05T04:46:38+00:00 1 Answer 0 views 0

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    2021-09-05T04:48:27+00:00

    Answer:

    first term=3

    A.P.=6

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18:9+8+9*3-7:3-1*13 = ? ( )