Question

If the nth term of an AP is an=9-5n then find the first 3 terms

Answer 1

1st term=4, 2nd term =-1,3rd term=-6

Step-by-step explanation:

how to find 1st term

put n=1 in 9-5n

9-5x1

4

put n=2 in 9-5n

9-5x2

-1

put n=3 in 9-5n

9-5x3

-6

Answer 2

Answer:

-6

Step-by-step explanation:

an=9-5n

then the 3rd term is

a3 = 9-5×3

a3 = 9-15

a3 = -6