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Sphinxa [80]
3 years ago
5

What number would you have to add to both sides to complete the square?

Mathematics
2 answers:
aleksandr82 [10.1K]3 years ago
5 0
X^2 + 12x = -6

x^2 + 12 x + 6^2 = -6 + 6^2

(x + 6)^2 = - 6 + 36

(x +6)^2 = 30

In the first step I had to add 6^2 = 36. The answer is option B. 36.
Viktor [21]3 years ago
5 0
I think the answer is A
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