mikelback419
26.03.2021 •
Mathematics
Simplify this expression (sqrt 2 + sqrt 3)(sqrt 5 - sqrt 7)
Sqrt 5 + sqrt -2
Sqrt 10 + sqrt 15 - sqrt 14 - sqrt 21
2 sqrt 5 - 2 sqrt 7
2 sqrt 5 + 3 sqrt 5 - 2 sqrt 7 - 3 sqrt 7
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Ответ:
positive is the correct answer