What direction is the following equation opening?
y=-3x²-7x+8

• Up
• Down
• Left
• Right

Tags

CCSS.HSF-IF.C.7A

What is the green dot on the parabola called?

• maximum

• minumum

• roots

• zeros

Tags

CCSS.HSF-IF.C.7A

The shape of the quadratic equation is called a...

• Parabola

• y = ax² + bx + c

• Vertex

• Graph

Tags

CCSS.HSF-IF.C.7A

Solutions are the...

• X-intercepts

• Y-intercepts

• Axis of Symmetry

• Vertex

Tags

CCSS.HSF-IF.C.7A

Which quadratic equation models the parabola shown?

• y = (x-2)(x+5)

• y = (x+2)(x+5)

• y = -(x-2)(x-5)

• y = -(x+2)(x+5)

Tags

CCSS.HSF-IF.C.7A

What Key Feature are you looking for if the question is: This can be modeled with the function h(t) = -16t² + 96t. When does the rocket land?

• x-intercept

• y -intercept

• vertex

• axis of symmetry

What Key Feature are you looking for if the question is: This can be modeled with the function h(t) = -16t² + 96t. What is the maximum height of the rocket?

• x-intercept

• y -intercept

• vertex

• axis of symmetry

A baseball is hit into the air. The height of the baseball, in feet, as a function of time, in seconds, is represented in the graph. In the context of the problem, what is the meaning of f(3) = 246?

• The maximum is 82 feet.

• After 246 seconds the baseball is 3 feet in the air.

• After 3 seconds the baseball is 246 feet in the air.

• The average rate of change is 82 feet per second.

Tags

CCSS.HSF.IF.B.4

If each mark on the x-axis represents one second, when did the object reach the ground?

• 2.5 seconds

• 6 seconds

• 5.5 seconds

• 5 seconds

What are the solutions to this equation? (x-3)(x+2)=0

• x=3,-2
• x=-3,2
• x=2,3
• x=3,2

Tags

CCSS.HSA-REI.B.4B