Question

In an AP, if n=7 , n th term =4, and d=-4,then value of a is 
​

Answer 1

Answer:

We know, a

n

=a+(n−1)d

Putting the value given, we get

4=a+(7−1)(−4) or a=4+24

⟹a=28

Answer 2

ANSWER

We know, a

n

=a+(n−1)d

Putting the value given, we get

4=a+(7−1)(−4) or a=4+24

⟹a=28