Answer:
Answer is *Y*
Step-by-step explanation:
y-intercept c = 3
y = mx + c
At (6,0)
0 = 6m + 3
m = - 1/2
y = f(x) = 3 - (1/2)x
(1/2)x = 3 - y
x = 2(3-y)
f^-1(x) = 2(3 - x)
f^-1(0) = 2(3 - 0)
= 0
