Question

find the 75th term of AP 6,6 1/2,7,7 1/2

Answer 1

Proper Method

a=6

d=1/2

n=75

an=?

Ans:-

an=a+(n-1)d

=6+(75-1)1/2

=6+74×1/2

=6+37

an =43

So, Ans is 43.

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