Determine the zeros of the following function.
Graph including the points (negative 1, 8), (0, 0), (1, negative 6), (2, negative 10), (3, negative 12), (4, negative 12), (5, negative 10), (6, negative 6), (7, 0), (8, 8).



{-1, 6}

{1, 7}

{0, -7}

{0, 7}