CBSE BOARD X, asked by stupefyjinx3407, 1 year ago

The sum of first n term of two AP are in the ratio 3n + 8 : 7n + 15 find the ratio of their 12th term

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Answered by Tanisha2909

9

Let a1, a2 be the first terms and d1, d2 be the common difference of the two A.Ps

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Answered by ItzRadhika

171

Refers to attachment ♡~

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