Question

The list of numbers -10, -6, -2, 2,...... is
an AP with d = -16
an AP with d = 4
an AP with d = -4
not an AP

Answer 1

Answer:

an AP with difference

d= t2 -t1 = -6-(-10)=4

Answer 2

The list of numbers -10, -6, -2, 2,...... is

an AP with d=4

because

a2-a1=d

-6-(-10)=d

-6+10=d

4=d

d=4

so it is an an AP with d=4