Intro to Quadratics

If given the equation y = 3(x + 5)² - 4, what is the vertex of the parabola?

Find the y-intercept of f(x) = 2x² - 2x + 1

Write your answer as a point (x,y)

The graph of a quadratic function is called

Tags

CCSS.HSF-IF.C.7A

Does the equation open or or down? 
Y = -3x² +7x - 2

• up

• down

Tags

CCSS.HSF-IF.C.7A

What is the vertex of this function?

• (-3, -4)

• (-4, -3)

• (0, 5)

• (-5, 0)

Find the vertex of 
f(x) = -x² - 4x + 12

What shape is the graph of a quadratic?

• Hyperbola

• Parabola

• Straight Line

• Circle

Tags

CCSS.HSF-IF.C.7A

What is the axis of symmetry for this graph? 

• x = 2

• x = -4

• y = -4

• x=-2

Tags

CCSS.HSF-IF.C.7A

What is the vertex of this parabola?

• (−1, 3)

• (−3, 11)

• (−2, 5)

• (0, 5)

What are the green points called?

• axis of symmetry

• vertex

• y-intercept

• x-intercepts

Tags

CCSS.HSF-IF.C.7A