CBSE Class 11-commerce Answered
The third term of a G.P is 25/4 and 7th term is reciprocal of 3rd term.Find the 5th term.
Asked by Sumanshreya525 | 08 Sep, 2017, 07:46: PM
Expert Answer
Third term is given so you can equate it to 25/4 and seventh term is 1/third term.
ar2=25/4.....(i)
ar6=4/25.....(ii) reciprocal of third term
Dividing (ii) by (i)
you will get r = 0.4 or - 0.4
Find a and fifth term
Answered by Sneha shidid | 09 Sep, 2017, 11:53: PM
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CBSE 11-commerce - Maths
Asked by Sumanshreya525 | 08 Sep, 2017, 07:46: PM
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