Solving Quadratics by Completing the Square
Quiz
•
Mathematics
•
10th Grade
•
Practice Problem
•
Hard
Standards-aligned
Anthony Clark
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18 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following quadratics equation by completing the square...
x2 - 4x - 1 = 0
x = -2 ± √5
x = -5 ± √2
x = 2 ± √5
x = 5 ± √5
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following quadratics equation by completing the square...
x2 + 12x + 10 = 0
x = -6 ± √26
x = 6 ± √26
x = 26 ± √6
x = -26 ± √6
Tags
CCSS.HSA-REI.B.4B
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following quadratics equation by completing the square... x2 - 20x + 98 = 0
x = -10 ± √2
x = 10 ± √2
x = 2 ± √10
x = -2 ± √10
Tags
CCSS.HSA-REI.B.4B
4.
MATH RESPONSE QUESTION
1 min • 1 pt
Solve for the POSITIVE SOLUTION ONLY of x by completing the square. ROUND to the nearest hundredth (2 decimal places).
Mathematical Equivalence
ON
Tags
CCSS.HSA-REI.B.4B
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.HSA-REI.B.4B
6.
MATH RESPONSE QUESTION
1 min • 3 pts
Solve: x2 + 14x = 51
(just give the NEGATIVE answer)
Mathematical Equivalence
OFF
Tags
CCSS.HSA-REI.B.4B
7.
DROPDOWN QUESTION
1 min • 1 pt
+ 49
- 49
+ 36
- 36
+ 6
- 6
+ 7
- 7
Tags
CCSS.HSA-REI.B.4B
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