Question

in an AP of d= -4, n=7,an= 4 ther find a​

Answer 1

Answer:

an= a + (n-1)×d

4= a+(7-1)×-4

4=a+6×-4

4=a-24

4+24=a

28= a

Step-by-step explanation:

hope it helps

Answer 2

Answer:

28

Step-by-step explanation:

Given: d= -4,n=7,an=4,a=?

Now,

an = a + (n-1) d

4 = a + (7- 1)(-4)

4 = a + (-24)

4 + 24 = a

28 = a