Math, asked by saniyaakhter95, 1 year ago

If the ratio of the sum of two a.p is (7n+1 ):(4n+1) then find the ratio of their 9th term

Answers

Answered by gharshavamsi2003

0

Answer:

answer is 2:3

Step-by-step explanation:

nazishhakhter31: plz give the whole solution to solve it

Answered by tapanaggarwal

0

Step by step explanation :

in photo

Attachments:

saniyaakhter95: Why you replace n by 17..

nazishhakhter31: I m not able to understand this

tapanaggarwal: because we need 9th term

saniyaakhter95: Why u had take n-1/2..

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