Solving Quadratic Equations by Completing the Square

Quiz
•
Mathematics
•
9th Grade
•
Hard
Standards-aligned
Anthony Clark
FREE Resource
19 questions
Show all answers
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
Set the equation equal to zero
Divide 10 by 2 and add the result to both sides
Add a2 and 10a together
Subtract the 21
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following quadratics equation by completing the square...
x2 - 10x - 5 = 0
x = -5 ± √30
x = 5 ± √30
x = 30 ± √5
x = -30 ± √5
Tags
CCSS.HSA-REI.B.4B
3.
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
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.HSA-REI.B.4B
5.
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
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Tags
CCSS.HSA-REI.B.4B
7.
DROPDOWN QUESTION
1 min • 1 pt
8
64
16
4
256
Tags
CCSS.HSA-REI.B.4B
Create a free account and access millions of resources
Similar Resources on Quizizz
15 questions
Algebra Final Review

Quiz
•
8th - 10th Grade
19 questions
Solving Quadratics by Completing the Square

Quiz
•
9th Grade - University
20 questions
Solving Quadratics by Completing the Square

Quiz
•
11th - 12th Grade
20 questions
Solving Quadratic Equations All Methods

Quiz
•
9th - 12th Grade
20 questions
Solving Quadratic Equations Review

Quiz
•
9th - 12th Grade
20 questions
Solving Quadratics by Completing the Square

Quiz
•
9th - 10th Grade
15 questions
Quadratic Equations " Longtest 1"

Quiz
•
9th Grade
17 questions
GRADE 9 MATH QUIZ BEE

Quiz
•
9th Grade
Popular Resources on Quizizz
25 questions
Equations of Circles

Quiz
•
10th - 11th Grade
30 questions
Week 5 Memory Builder 1 (Multiplication and Division Facts)

Quiz
•
9th Grade
33 questions
Unit 3 Summative - Summer School: Immune System

Quiz
•
10th Grade
10 questions
Writing and Identifying Ratios Practice

Quiz
•
5th - 6th Grade
36 questions
Prime and Composite Numbers

Quiz
•
5th Grade
14 questions
Exterior and Interior angles of Polygons

Quiz
•
8th Grade
37 questions
Camp Re-cap Week 1 (no regression)

Quiz
•
9th - 12th Grade
46 questions
Biology Semester 1 Review

Quiz
•
10th Grade