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Which of the following values "completes the square," or creates a perfect square trinomial, for x2 − 12x + ___? A. -6 B. 12 C. 36 D. -36 *Will someone please help me work through this problem?
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Which of the following values "completes the square," or creates a perfect square trinomial, for x2 − 12x + ___?

A. -6
B. 12
C. 36
D. -36


*Will someone please help me work through this problem?

User Conrad Jagger
by
7.7k points

2 Answers

7 votes

36 is the correct answer.

12x is the middle number.

12/2 = 6

6^2 = 36

User Ahmed Younes
by
8.0k points
6 votes
36
the complete square is (x-6)^2
User Wally Ali
by
8.0k points
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