Question

In the A.P.2,-2,-6,-10 common difference (d) is :​

Answer 1

Answer:

Step-by-step explanation:

AP is 2 ,-2,-6,-10

Common difference is

T2 -T1

-2-2=-4

So common difference is -4

Answer 2

Answer:-4

Step-by-step explanation:

We have:

A1 = 2

A2= -2

A3= -6

A4= -10

D=?

So, common difference

D = a2-a1

-2-2 =-4

=a3-a2

-6-(-2)

-6+2= -4

=a4-a3

-10-(-6)

-10+6= -4

So common difference d = -4

Hope its helpful !