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ICSE Class 10 Answered

if fifth term is nine times the third term in a GP and second term of progression is 6. find the GP
Asked by suneelmsc | 26 Apr, 2020, 07:15: PM
answered-by-expert Expert Answer
Given: a5 = 9a3 
ar4 = 9ar2 
r2 = 9
r = 3
Since the second term is 6, a = 2.
Hence, the GP is 2, 6, 18, ...
Answered by Renu Varma | 26 Apr, 2020, 07:37: PM

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