Question

Check the following series is an ap or not 13,10,7,4

Answer 1

Answer:yes it is in AP because its common difference is. -3.

Please mark it brainliest

Answer 2

Answer:

heya mate there's your answer

yes they are in AP

first term a1=13 and second term a2=10

common difference d=a2-a1

d=10-13

d=-3

nth term=a1+(n-1)d

so third term a3=a1+(3-1)(-3)

=13+(2)(-3)

=13-6

=7

likewise we get fourth term a4=4

So 13,10,7,4 are in AP.

hope it helps you

Thank you