Question

Answer the following as per standard notation of an AP ( 1 ) If a = 5, d = 3 and an = 50 find n and sn​

Answer 1

Answer:

a=5 d=3 n=50

Tn=a+(n-1)×d

=5+(50-1) ×3

=5+49×3

=5+147

=152 ANSWER