A2U3P2 Solve Quadratics by Factoring, Graphing, Square Roots

What is another word that describes the zeroes of a quadratic function?  

• y-intercepts
• vertex
• x-intercepts
• maximum

What are the solutions?

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

What is the greatest number of solutions that a Quadratic Equation can have?

• 0
• 1
• 2
• 3

What should you do first in solving this equation?
x² + 6x - 13 = 3

• Get factored form
• Write down: a=1, b=6, c=-13
• Make it equal 0 by subtracting 3 on each side
• Type it all in a calculator.

Tags

CCSS.HSA-REI.B.4B

Which is a zero of the graph?

• 0
• -1
• 1.5
• -3

Tags

CCSS.HSA.APR.B.3

If the graph of a quadratic does not intercept the x-axis at any point, then it has:

• 1 Real Solution
• 2 Real Solutions
• Half a Solution
• No Real Solution

Tags

CCSS.HSF-IF.C.7A

What are the green dots called?

• axis of symmetry
• vertex
• parabola
• roots or x-intercepts

Tags

CCSS.HSF-IF.C.7A

What are the solutions?

• -2, 1
• 1, 2
• -1,2
• 0,-4

Find the roots

• x = -1 x = 3

• x = -2 x = 3

• x = -1 x = 4

Use the graph to determine the solutions.

• -1 and -3
• 1 and -3
• 1 and 3
• -1 and 3