Completing the Square
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
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15 questions
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1.
FLASHCARD QUESTION
Front
Complete the square for x² + 12x + ____ (find the missing number in the blank)
Back
x² + 12x + 36
2.
FLASHCARD QUESTION
Front
What do you do to the b value to correctly complete the square?
Back
Divide it by 2 and square the result.
3.
FLASHCARD QUESTION
Front
Solve the following equation by completing the square: n² - 2n - 3 = 0
Back
3 and -1
4.
FLASHCARD QUESTION
Front
Solve the equation by completing the square and then finding the roots: x² + 6x - 4 = 36
Back
x = 4, -10
5.
FLASHCARD QUESTION
Front
Complete the square for x² + 12x + ____
Back
x² + 12x + 36
6.
FLASHCARD QUESTION
Front
What is the formula for completing the square?
Back
(x + b/2)² - (b/2)², where b is the coefficient of x.
7.
FLASHCARD QUESTION
Front
How do you find the vertex of a parabola in standard form y = ax² + bx + c?
Back
The vertex is at (-b/2a, f(-b/2a)).
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