If the nth term of an A.P is 2n – 1, then the sum of its first three terms is​

Question

If the nth term of an A.P is 2n – 1, then the sum of its first three terms is​

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Ayla 5 days 2021-09-14T06:48:35+00:00 2 Answers 0 views 0

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    0
    2021-09-14T06:50:17+00:00

    Answer:

    first term = 2*1-1=1

    second tern =2*2-1=3

    third term =2*3-1=5

    sum of all three terms =1+3+5=9

    0
    2021-09-14T06:50:33+00:00

    Answer:

    first term = 2*1-1=1

    second tern =2*2-1=3

    third term =2*3-1=5

    the sum of all three terms =1+3+5=9

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