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kirill [66]
3 years ago
14

What number must be added to the polynomial to complete the square? x^2 + 7x

Mathematics
1 answer:
Virty [35]3 years ago
7 0
It could be: (x + 7/2)^2 = x^2 + 7x + 49/4
So you should add it by 49/4.
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