Sample paper 2018-19 que 4

1.	Sample paper 2018-19 que 4
Answer» a1= 2×1+1=3. a3= 2×3+1= 7. S= n/2 ( a + l) n=3 S3= 3/2 (3 +7) =15 so S3= 15. I hope it\'s clear now if not then check this app in the section of sample paper u find the sample paper and it\'s solution too.?

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