Intro to Quadratics

James jumped off a cliff into the ocean while on vacation.  The function h = -16t² + 240 gives James' height above the water after t seconds.  How many seconds did it take him to get to the surface of the water?  

• 15 seconds

• 4 seconds

• 3.87 seconds

• 15.49 seconds

What would the equation
y = x² - 6
do to the graph?

• move left 6

• move up 6

• move down 6

• move right 6

What would the equation 
y = x² + 15 
do to the graph?

• move down 15

• move up 15

• move left 15

• move right 15

The graph of a quadratic function is called a

• Parabola

• Vertex

• Axis of Symmetry 

• Vertex Form

Tags

CCSS.HSF-IF.C.7A

What is the domain of the function?

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

• 3(x+17)(x-2)

• 3(x+2)(x-7)

• 3(x-2)(x+7)

• (3x+6)(x-7)

Which of the following equations matches standard form of a quadratic? HINT: use your foldable!

Solutions to quadratic equations are called...

• Zeros, Roots

• Parabolas

• Vertexes

• Min & Max

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

• Parabola

• y = ax² + bx + c

• Vertex

• Graph

Tags

CCSS.HSF-IF.C.7A

In the following quadratic equation, which is the "a" term?

y = 3x² + 9x + 6

• 3

• 6

• 9

• x