## S-8-30-The nth term and the sum of first n terms of an A.P are respectively are Tn and Sn and (Sm /Sn )= (m²/n²) prove that(Tm /Tn = 2m-1/2n-1 )

The nth term and the sum of first n terms of an A.P are respectively are Tn and Sn and (Sm /Sn )= (m²/n²) prove that(Tm /Tn = 2m-1/2n-1 ) Or Find the sum of first 40 positive integers divisible by Read More …