a=15 d=5 an=200 n=? How many terms are in ap?

Question

a=15
d=5
an=200
n=?
How many terms are in ap?

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Kinsley 1 week 2021-09-09T12:34:13+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-09-09T12:35:37+00:00

    Step-by-step explanation:

    a= 15

    d = 5

    tn = 200

    tn = a+(n-1)d

    200= 15 +( n-1) 5

    200-15 = (n-1)5

    185=(n-1)5

    185/5=n-1

    37 = n-1

    n = 37+1

    n = 38

    so there are 38 terms in ap..

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  1. Ava
    0
    2021-09-09T12:35:38+00:00

    Answer:

    175

    Step-by-step explanation:

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