Пошаговое объяснение:
4 * (3х - у) = 12х - 4у
5а * (4а + в) = 20а² + 5ав
-2d * (4p + 3k) = -8dp - 6dk
-7m * (k - 2 + m) = -7mk + 14m - 7m²
4d * (a + 2m - 3k) = 4ad + 8dm - 12dk
-3 * (5m - 4 + 6n) = -15m + 12 - 18n
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Пошаговое объяснение:
4 * (3х - у) = 12х - 4у
5а * (4а + в) = 20а² + 5ав
-2d * (4p + 3k) = -8dp - 6dk
-7m * (k - 2 + m) = -7mk + 14m - 7m²
4d * (a + 2m - 3k) = 4ad + 8dm - 12dk
-3 * (5m - 4 + 6n) = -15m + 12 - 18n