+1 vote
in Class 12 by kratos

The sum of first six terms of an A.P. is 42. The ratio of its 10th term to its 30th term is 1:3. Find the first term of the A.P.

1 Answer

+6 votes
by kratos
 
Best answer

Answer given below:

https://bit.ly/2Q4Z7Wz

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