Ответ:
(3,2)
Объяснение:
c + d = (4, -5) + (-1, 7) = (4 + (-1), -5 + 7) = (3, 2)
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Ответ:
(3,2)
Объяснение:
c + d = (4, -5) + (-1, 7) = (4 + (-1), -5 + 7) = (3, 2)