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2.4 Exit Ticket-Quadratic Formula
By Miss Douglas
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Last updated 3 months ago
5 Questions
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Note from the author:
Instructions
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1
1.
Solve the quadratic equation using the quadratic formula:
9x^{2}+4x-16=0
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1
2.
The discriminant of a quadratic function is 35. Identify the number and types of root(s):
1 Real Root
2 Real Roots
2 Imaginary Roots
Given:
9b^{2}-8b+8
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1
3.
What is the discriminant?
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4.
Identify the number and types of root(s) based on Question #3:
1 Real Root
2 Real Roots
2 Imaginary Roots
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5.
For a quadratic equation to have 1 Real root, the discriminant must be a:
Negative number
Positive number
Zero