Question

In an A.P.if a=1,d=3 then find t11

Answer 1

nth term=a+(n-1)d ∴11th term=1+10*3                 =1+30                  =31

Answer 2

Formula: tn = a+(n-1)d

Solution:-

T11=1+(11-1)XD

T11=1+30

T11=31

Hope it will help

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