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chubhunter [2.5K]
3 years ago
7

What number must you add to complete the square?

Mathematics
2 answers:
emmasim [6.3K]3 years ago
8 0
X^2 + 2x = -1......take half of ur x term (2x), and square it. So we take half of 2, which is 1, and square it....1^2 = 1....so u would add 1 to both sides
nadezda [96]3 years ago
6 0

The correct answer is 1

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