Question

the 7 the term of an ap is -4 and it's 13 the term is -16 . find the ap ​

Answer 1

Explanation:

Arithmetic progression....... =___=

t7 = -4

a +6d = -4.....(1)

t13 = -16

a + 12d = -16.....(2)

solve linearly (1)&(2) we'll get=>

6d = -12

d = -2

substituting in equation

a +6d = -4

a = 8

So your required answer is

a-d a a+d

10,8,6