Question

If f(x) = [x]-5, what is f(8.6)?
O 3
O 4
O 8
O 9

Answer 1

Answer:

if the question wants you to round. the answer is 4.

Step-by-step explanation:

f(x)=[x]-5

where x= 8.6

substitute 8.6 for x and you have 8.6-5= 3.6= 4