The fourth term of an AP is 90. The term of 6th term and 7th Term is BC . Find the common difference​

Question

The fourth term of an AP is 90. The term of 6th term
and 7th Term is BC .
Find the common difference​

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Ruby 3 days 2021-10-11T13:33:29+00:00 1 Answer 0 views 0

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    2021-10-11T13:34:33+00:00

    Answer:

    sorry

    …..

    i don’t able to answer your question

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14:4+1-6*5-7*14:3+5 = ? ( )