Question

the nth term of an AP 5,2,-1,-4,-7 is....

Answer 1

Answer:

8-3n

Step-by-step explanation:

Here, a=5, d= -3,

we know nth term = a+(n-1)×d

substituting values,

nth term = 5+(n-1)×-3

= 5-3n+3

= 8-3n

Therefore nth term of given ap is 8-3n

Answer 2

Answer:

-11,-14,-17

(n-1).

as it contains (n-1)

from each step