how to find sum of triangular series to nth term?​

Question

how to find sum of triangular series to nth term?​

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Gianna 2 months 2021-09-25T05:10:33+00:00 2 Answers 0 views 0

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    0
    2021-09-25T05:11:42+00:00

    Step-by-step explanation:

    follow me then i will answer your question

    0
    2021-09-25T05:12:13+00:00

    Answer:

    put the formula then u can easily do

    hope it help u

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