Algebraic Functions and Quadratic Functions

What shape is this graph?

• Parabola

• Standard Curve

• Exponential Curve

• Quadratic

Which of the following is a Quadratic equation?

The 'vertex' of a function is always...

• the starting value.

• when the output reaches zero.

• the minimum value.

• the turning point.

The height in feet of a golf ball hit into the air is given by h = -16t2 + 80t, where t is the number of seconds elapsed since the ball was hit. What is the maximum height of the golf ball?

• 100 feet

• 96 feet

• 64 feet

• 5 feet

Which answer choice describes  y = -3x² +7x - 2 accurately?

• opens up with a maximum

• opens up with a minimum

• opens down with a maximum

• opens down with a minimum 

• 1

• 3

• 2

• 5

• 1

• 3

• 2

• 5

• 4