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What value of p are
2p-1,7 and 3P three consecutive terms of ARITHMETIC PROGRESSION

  • MATH - ,

    What value of p are 2p-1, 7 and 3p three consecutive terms of an ARITHMETIC PROGRESSION?

    Letting a = the common difference, we can write
    1--(7 - a) = 2P - 1 and
    2--(7 + a = 3p

    Adding yields 14 = 5p - 1 from which p = 3 making the 3 terms 5, 7 and 9.

  • MATH - ,

    figer math for 2nd grade

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