Question

. In an AP, if d = -4, n = 7, an =4, then a is *​

Answer 1

Answer:

d= -4

n=7

an=4

a+(n-1)d=4

a+(7-1)-4=4

a+6*-4=4

a+-24=4

a=4+24

a = 28

Step-by-step explanation:

hope this helps you