Quadratic Equations (Graphing and Factoring)

Which is a zero of the graph?

• 0
• -1
• 1.5
• -3

What is another way to say "where a function crosses the x-axis"?

• x-intercept
• zero
• root
• all of these.

.How many zeros does this parabola have? 

• 3
• 2
• 0
• 1

Calculate the roots of the quadratic.

• x = 6 and 3

• x = 1 and 0

• x = 0 and 3

• x = 3 and 1

Calculate the zeros of the quadratic.

• x = 2 and -3
• x = 0 and 9/4
• x = 0 and 4/9
• x = 1/2 and 1/3

What are the zeros of x²+9x+14

• 2, 7
• -2, -7
• 2, -7
• -2, 7

Solve with graphing:

2x² + 7x - 15 = 0

• -1.5 and 5

• No Solution

• -5 and 1.5

• 0.7 and 5

What are the solutions?

• 0 and 8
• -2 and -4
• 3 and -1
• 2 and 4

Find the zeros.

• 0 and 4
• 0 and -4
• 0
• -4

How many solutions does this graph have?

• one
• two
• no real solutions
• cannot be determined