Question

determine the AP that has 17th term as 4 and 15th term has 36​

Answer 1

Answer:

⇒a

n

=a+(n−1)d

⇒a

17

=a+16d....(1)

⇒a

10

=a+9d.....(2)

⇒a

17

−a

10

=7

⇒(a+16d)−(a+9d)=7

⇒7d=7

⇒

d=1