Completing the Square

Completing the Square

Assessment

Flashcard

Mathematics

9th Grade

Hard

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8 questions

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1.

FLASHCARD QUESTION

Front

Find the missing value "c" to complete the square: x2 + 6x + ____

Back

9

2.

FLASHCARD QUESTION

Front

Given the perfect square trinomial, identify the equivalent expression: x2-18x+81

Back

(x-9)2

3.

FLASHCARD QUESTION

Front

When factoring
x2 - 4x + 4 = 20,
what goes in the blank?
(x - __ )2 = 20

Back

2

4.

FLASHCARD QUESTION

Front

Complete the Square
x2 + 6x = 5

Back

(x + 3)2 = 14

5.

FLASHCARD QUESTION

Front

(x - 3)2 = 49

Back

-4

6.

FLASHCARD QUESTION

Front

Solve by completing the square.
x2 +12x = 5

Back

X = −6 + √41 or −6 − √41

7.

FLASHCARD QUESTION

Front

To solve by completing the square, what needs to be moved in this equation?
x2 = 9 - 4x

Back

the -4x

8.

FLASHCARD QUESTION

Front

Formula to calculate the new C-term

Back