Forms of Quadratic Functions

What are the x-intercepts:

(x - 3)(x + 6) = 0

• { -3, -6 }

• { 3, -6 }

• { -3, -6 }

• { 3, 6 }

Tags

CCSS.HSA-REI.B.4B

Which equation matches the x-intercepts x=5,-7 ?

• (x+5)(x-7)=0

• (x-5)(x+7)=0

• (x+5)(x+7)=0

• (x-5)(x-7)=0

Tags

CCSS.HSA.APR.B.3

A ball is thrown into the air with an upward velocity of 100 ft/s. Its height, h, after t seconds is given by the function  h(t) = -16t² + 64t + 960. How many seconds did it take for the ball to reach its maximum height?

• 10 seconds
• 64 seconds
• 960 seconds
• 2 seconds

A ball is thrown into the air with an upward velocity of 100 ft/s. Its height, h, after t seconds is given by the function  h(t) = -16t² + 64t + 960. What is the maximum height?

• 960 feet
• 1008 feet
• 1024 feet
• 1152 feet

A ball is thrown into the air with an upward velocity of 100 ft/s. Its height, h, after t seconds is given by the function  h(t) = -16t² + 64t + 960. When did the ball hit the ground?

• 10 seconds
• 2 seconds
• 5 seconds
• 7 seconds

What is the Vertex of the graph?

• (-4, -4)

• (0, 0)

• (-8, 0)

• (-2, -3)

What is the Axis of Symmetry?

• x = -8
• x = -4
• x = 4
• x = -2

Tags

CCSS.HSF-IF.C.7A

What is the y-intercept of the graph?

• -8
• -4
• 1
• 0

Tags

CCSS.HSF-IF.C.7A

What are the X-Intercepts, Roots, Zeros, and Solutions?

• {0, -8}
• {8, 0}
• {4, -4}
• {-4, -4}

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