Quadratics the basics

In the equation y=ax²+bx+c, if the a value is negative then the graph opens

• up

• down

Use the graph to determine the x-intercepts or roots.

• -1 and -3

• 1 and -3

• 1 and 3

• -1 and 3

Quadratic equations take the shape of a _______ when graphed.

• u- shaped line
• straight line
• wavey line/snaked
• circle/elliptical

Tags

CCSS.HSF-IF.C.7A

A line about which a figure is symmetric is the ____ __ ________

• Solution Set
• Intercept Formula
• Quadratic Function
• Axis of Symmetry

Tags

CCSS.HSF-IF.C.7A

What is the vertex of the following equation?
y=5(x-3)²+5

• (3,5)
• (-3,5)
• (3, -5)
• (-3,-5)

What is the vertex of the graph?

• (2,4)
• (-2,-4)
• (4,2)
• (-4,-2)

Tags

CCSS.HSF-IF.C.7A

What are the x-intercept(s) for the graph of the function:  y = (x - 2)(x + 4)

• -2, -4
• -2, 4
• 2, -4
• 2, 4

Tags

CCSS.HSF-IF.C.7A

What form is the following equation written in?
y = 2(x - 2)² + 4

• Standard
• Vertex
• Factored
• Hege

Tags

CCSS.HSF.IF.C.8

Is this a max or min?

• max
• min
• cannot be determined

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

Given the equation of the projectile below what can you determine from it? h(t)= -4.9t² + 20t + 1

Check all that apply.

• It is starting at a height of 1.

• It is being measured in meters.

• It has an initial velocity of 20 meters/sec

• It has an x -intercept of 20

• It has a maximum of (-4.9, 1)