Question

I want answer in step by step (what is the common difference of the A.P 5, 1, - 3, - 7) PLZ it's urgent in step by step ​

Answer 1

Answer:

common difference = (b-a)

= (1-5)

common difference is -4

Answer 2

$\huge\fbox\purple{Answer}$

5 , 1 , -3 , -7

To find d, we should find difference between

a2 - a1 or a3 - a2

d = a2 - a1

d = 1 - 5

d = - 4