Question

The graph of y = f(x) is shown below. Find all values of x where f (x) =0

Answer 1

x = 2

Explanation:

where f(x) = 0 is the same as y = 0

the y- coordinate of any point on the x- axis is 0

From the graph this is the point (2, 0 )

that is where f(x) = 0 , then x = 2