Completing the Square Using Algebra
Interactive Video
•
Mathematics
•
1st - 6th Grade
•
Practice Problem
•
Hard
Wayground Content
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the values of A, B, and C in the expression X^2 - 6X + 9?
A = 0, B = -6, C = 9
A = 1, B = 6, C = -9
A = 1, B = -6, C = 9
A = 1, B = 6, C = 9
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in determining if a quadratic expression is a perfect square?
Subtract the C term from both sides
Divide the A term by 2
Determine the values of A, B, and C
Multiply the B term by 2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you factor a perfect square when A = 1?
Use the formula X - B/2 * X - B/2
Use the formula X^2 - B^2
Use the formula X + B/2 * X + B/2
Use the formula X^2 + B^2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the value of C when completing the square for the equation X^2 + 4X + C = 5?
C = 2
C = 16
C = 4
C = 8
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
After completing the square, what is the transformed equation of X^2 + 4X + 4 = 9?
(X + 2)^2 = 9
(X - 2)^2 = 9
(X - 4)^2 = 9
(X + 4)^2 = 9
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the equation X^2 - 4X - 1 = 0, what is the value of B/2?
-2
4
-4
2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the completed square form of X^2 - 4X + 4 = 5?
(X + 4)^2 = 5
(X + 2)^2 = 5
(X - 2)^2 = 5
(X - 4)^2 = 5
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