Quadratic- Factors and Zeroes

Tags

CCSS.HSF-IF.C.7A

Tags

CCSS.HSF-IF.C.7A

Write a quadratic equation given the x intercepts and one other point.

Step 1: Write the factors.

The intercepts of this function are (6, 0) and (8, 0). Write the factors.

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CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Which equations matches the graph above?

Tags

CCSS.HSF-IF.C.7A

Which of the following is the correct equation for the given graph?

Tags

CCSS.HSF-IF.C.7A

Write a quadratic equation for the graph.

• x² + 4x - 3

• x² - 2x - 3

• x² + 2x - 3

• x² - 4x - 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

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CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

x² + 44 = -15x

• {-8, 2}

• {-7, 5}

• {-11, -4}

• {-11}

Tags

CCSS.HSA-REI.B.4B