Answer:
with a sample survey
y*y*y*y*y*y
Step-by-step explanation:
1
i am not sure but that is what i got.
x = 1&16
f(x) = 0 then
0 =x^2 - 17x + 16
(x-1)(x-16) =0
x -1 =0 or x-16=0
x =1 & x = 16
