11, 7, 3, -1,... If 11 is defined as the first term in the sequence given above which of the following functions describes this sequence? (Answer choices in photo)

Question

asked Sep 22, 2020 55.5k views

1 Answer

Dankilman · Answer 1 · 2020-09-27T05:55:28+0000

The mathematical formula to solve this is :

f(n)= f1 + (n-1)d

We have:f(n)= 11 + (n-1)-4

f(n)= 11 -4n +4

f(n)=15 -4n

The right answer is D.