Ответ:
(19d+19) (-19d+19d-19) = (19d+19) * (-19)
= (19*15+19) *(-19) = (285+19) * (-19) = 304* (-19) = - 5776
Объяснение:
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Ответ:
(19d+19) (-19d+19d-19) = (19d+19) * (-19)
= (19*15+19) *(-19) = (285+19) * (-19) = 304* (-19) = - 5776
Объяснение: