
Study Guide: CTS and Quad Formula CPE
Authored by Emily Biunno
Mathematics
9th - 12th Grade
CCSS covered
Used 5+ times

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19 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the first step to solving THIS equation by completing the square?
a2 + 10a + 21 = 0
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Solve by completing the square.
y2 + 10y = -9
Tags
CCSS.HSA-REI.B.4B
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Solve by Completing the Square: Round to the nearest tenth.
2x2+4x-5=7
-0.4 and -3.4
-2.3 and 4.3
-3.6 and 1.6
no solution
Tags
CCSS.HSA-REI.B.4B
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The discriminant is
Tags
CCSS.HSA-REI.B.4B
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Determine the value of the discriminant and name the nature of the roots for the following:
x2 + 7x + 13
Remember: b2 - 4ac
0, 1 real root
-400, 2 nonreal roots
-3, 2 nonreal roots
Tags
CCSS.HSA-REI.B.4B
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
____________
For the function above, is the discriminant positive, negative, or zero?
Tags
CCSS.HSA-SSE.B.3B
CCSS.HSF-IF.C.8A
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
____________
For the function above, is the discriminant positive, negative, or zero?
Tags
CCSS.HSA-REI.B.4B
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