Parabola Graphs Lesson

Find the equation for the axis of symmetry for the graph of: y =2x² + 4x -5

• x = 1

• x = -1

• x = 7

• x = -7

The equation of a parabola is y = (x - 2)² + 3. What are the coordinates of the vertex of the parabola?

• (-2, -3)

• (-2, 3)

• (2, -3)

• (2, 3)

On a coordinate plane, where is the graph of f(x) = 5x² +3 in relation to the graph of g(x) = 5x²?

• 3 units left

• 3 units right

• 3 units up

• 3 units down

• (-3, 0)

• (-1, 0)

• (0, -3)

• (1, -4)

Tags

CCSS.HSF-IF.C.7A

• 2.0 Seconds

• 4.0 Seconds

• 4.5 seconds

• 5. 5.0 Seconds

• 1

• 1.5

• 4

• 5

• The rate of change is constant

• The rate of change is decreasing

• The rate of change is increasing

• The rate of change is negative

For the equation f(x) = -4x² - 5x + 8 the coefficient (-4) for the equation determines:

• Whether the graph opens right or left

• Whether the graph moves up or down

• Whether the graph shifts left or right

• Whether the graph opens up or down

Tags

CCSS.HSF-IF.C.7A

• 7.27

• 10.35

• 35.7

• 35.35

Given the equation y = -16x² + 80 where x is the time in seconds and y is the height of a ball falling to the ground, how long will it take the ball to hit the ground?

• 2.2 seconds

• -5.1 seconds

• 5.1 seconds

• 6 seconds