Quadratics and Finding Zeroes

• -7

• 5

• -1

• -5

• 0

• 16

• -16

• 4

• 2309

• 6767

• -6767

• 0

• 0

• 1

• 2

• Cannot be determined

• 0

• 1

• 2

• Cannot be determined

• 0

• 1

• 2

• Cannot be determined

If a quadratic equation opens downwards and its vertex is on the x-axis, how many real zeros does it have?

• 0

• 1

• 2

• Cannot be determined

If a quadratic equation opens upwards and its vertex is below the x-axis, how many real zeros does it have?

• 0

• 1

• 2

• Cannot be determined

• 0

• 1

• 2

• Cannot be determined without knowing the direction of opening

• 0

• 1

• 2

• Cannot be determined without knowing the direction of opening