Math, asked by urkking9787, 1 year ago

If the ratio of the sum of the furst n terms of two



a.p. is (7n+1):(4n+27). find the ratio of theirs m terms and find the ratio of their 9 th term

Answers

Answered by mansigupta23
4
ratio of sum of first n terms of two ap are(7n+1):(4n+27)
ratio of sum of m terms are(7m+1):(4m+27)
ratio of 9th terms are =7(9)+1:4(9)+27
64/63
hope it help
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