Introduction to Quadratics and FOIL

What is another word for zeros for a quadratic?

• y-intercepts

• roots

• vertex

• axis of symmetry

Does this graph have a maximum or minimum value?

• maximum

• minimum

What piece of information does c identify in the following equation?

y=ax²+bx+c

• Zeroes

• Axis of Symmetry

• Vertex

• Y-intercept

What form is the equation in?

y = 2x²-8x+7

• Standard

• Vertex

What is the axis of symmetry for the following equation? (Hint: axis=-b/2a)
y=4x²-8x+9

• x=-8
• x=1
• x=-1
• x=2

What direction does the following equation opening face?

y=-3x²-7x+8

• Up

• Down

Find the y-intercept of

f(x) = 2x²-2x + 1

• 2

• -2

• 1

• -1

Use the graph to determine the roots.

• -1 and -3

• 1 and -3

• 1 and 3

• -1 and 3

Quadratic equations take the shape of a _______ when graphed.

• U
• straight line
• wavey line/snaked
• circle/elliptical

What are the x-intercepts or zeroes of the graph?

• 0 and 2

• -4 and 0

• 2 and 3

• 0 and 4