Question

4) Find the common difference for an A.P.5, 1.-3.-7.​

Answer 1

Answer:

Here, t1 = 5, t2 = 1

Common difference = 1 - 5 = -4

Therefore, the common difference is - 4.

Answer 2

Answer:

first term= 5 and

second term = 1

therefore common difference= 1-5= -4

or -7-(-3)= -7+3= -4