Quadratics

Solve using the Quadratic Formula:
x² + 4x + 3 = 0

• x = 1 and x = 3
• x = 6 and x = -2
• x = -1 and x = -3

What does the discriminant determine?

• Whether the graph goes up or down

• The vertex

• The number of Solutions

• The y-intercept

What is the discriminant in the Quadratic Formula?

• -b + 4ac

• b - 4ac

• -b² - 4ac

• b² - 4ac

If the discriminant is positive, how many solutions does the graph have?

• 2

• 1

• 0

Solve 4x² - 2x + 4 = 0 using the quadratic formula

• x = 2, -1

• x = 3, -1

• x = 1, -2

• x = 1, -3

• No Solution

The highest or lowest point on a quadratic is called the...

• Max
• Vertex
• Axis of Symmetry
• Intercept

The line that goes through the vertex of a parabola is called the...

• Vertex
• Axis of Symmetry
• x-intercept
• y-intercept

Which is these equations is a quadratic function?

• f(x)=2x+5
• f(x)=2^x
• f(x)=(x+1)³
• f(x)=(x-5)²

A point on a graph that has the coordinates (0,___) is called a...

• x-intercept
• vertex
• maximum
• y-intercept

What is the equation of the axis of symmetry of this parabola?

• 2
• 0
• x=2
• x=0