Question

First term of AP is 5 100th term is -292. Find the 50th term

Answer 1

hope it will help u

Answer 2

An= a+(n-1)d
A100=5+(100-1)d
-292=5+99d
-292-5=99d
-297=99d
So, d = -297/99
d = -3

Now, A50= 5+(50-1)-3
A50= 5+ (49)-3
= 5-147
= -142 ans.