the sum of n terms of two a.p is in the ratio 3n+8:7n+15. find the ratio of their 9th terms
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HEYA!!!
YOUR SOLUTION IS IN THE ATTACHMENT.
#KEVIN
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YOUR SOLUTION IS IN THE ATTACHMENT.
#KEVIN
HOPE IT HELPS YOU ☺
TRY TO MARK IT AS BRAINLEST..
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put n=9 in both cases
3(9)+8:7(9)+15
21+8:63+15
29:78 ans
3(9)+8:7(9)+15
21+8:63+15
29:78 ans
Anonymous:
wrong!!
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