Answer:
-4,0 and 6.
Explanation:
f(x) = 0 is when y = 0.
If you look at the graph, there are 3 instances when y = 0
and it happens when x = -4, x = 0 and x = 6.
Therefore, the solutions of f(x) when y =0 are -4,0 and 6.
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