Question

Verify that -130 is a term of the AP 11, 8, 5, 2, ... . Which term is this?​

Answer 1

Answer:

an=a+(n-1) d

-130=11+(n-1) 3

-130-11=n-1/3

-141/3=n-1

-47=n-1

-47+1=n

n=-46

hope helps you, make me as brainlist

Answer 2

Answer:

let l be the last term

l = a + ( n - 1 ) d

- 130= 11 + ( n -1 ) * (-3)

-141 =( n-1 ) * (-3)

-141/(-3) = n-1

47=n -1

n =48