Question

determine the AP whose second term is 3 and the 7th term is 9 ​

Answer 1

Answer:

hey mate here is you answer⬇️⬇️

Step-by-step explanation:

second term=3

a+(2-1)d=3

a+d=3 -------- (1)

seventh term=9

a+(7-1)d=9

a+6d=9

from (1), 3+5d=9

5d=9-3

5d=6

:.d=6/5

a=3-6/5=9/5

third term=3+6/5=21/5

fourth term=21/5+6/5=27/5

hence, ap= 9/5,3,21/5,27/5........

hope this helps you.......

mark as brainliest

Answer 2

Answer:

this is a right answer.

I means Anish gives right answer for you