sum of three consecutive term of an AP is 9 and the difference between last and first term is ​

Question

sum of three consecutive term of an AP is 9 and the difference between last and first term is ​

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Peyton 2 weeks 2021-09-09T23:51:52+00:00 2 Answers 0 views 0

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    0
    2021-09-09T23:52:56+00:00

    Answer:

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    0
    2021-09-09T23:53:28+00:00

    Answer:

    3 + 2d

    Step-by-step explanation:

    Let the 3 consecutive terms be (a-d),a,(a+d)

    So, their sum = 3a = 9 ⇒ a = 3

    Difference between the 1st and last term = 3 + 2d

    Hope this helps…..

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