Question

The graph of y = ½ x2 − x − 4 is shown below. What are the zeros of the quadratic?

Answer 1

x = - 2, x = 4

Explanation:

The zeros are the values of x on the x- axis where the graph crosses

The graph crosses the x- axis at (- 2, 0 ) and (4, 0 )

Then the zeros are x = - 2 and x = 4