Ответ:
Пошаговое объяснение:
7) m × (-3) × (-5) = 15m
8) n × 7 × (-2) = -14n
9) (-k) × 5 × -(3) = 15k
7)m×(-3)×(-5)
1.m×(-3)=-3m
2.-3×(-5)=15
8)n×7×(-2)
1.n×7=7n
2.7n×(-2)=-14n
9)(-k)×5×(-3)
1.(-k)×5=-5k
2.-5k×(-3)=15k
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Ответ:
Пошаговое объяснение:
7) m × (-3) × (-5) = 15m
8) n × 7 × (-2) = -14n
9) (-k) × 5 × -(3) = 15k
Ответ:
7)m×(-3)×(-5)
1.m×(-3)=-3m
2.-3×(-5)=15
8)n×7×(-2)
1.n×7=7n
2.7n×(-2)=-14n
9)(-k)×5×(-3)
1.(-k)×5=-5k
2.-5k×(-3)=15k