a=3,d=4,n=10,Sn= – InterviewSolution

1.	a=3,d=4,n=10,Sn=
Answer» a = 3 d = 4 n = 10 Sn = S10 = 10/2(2×3+9×4) = 5(6+36) = 5*42 = 210

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