Упростите произведение: 1) 4ab * 3ac = 2) -2x * (-6y) * (-z) =

Question

Упростите произведение:
1) 4ab * 3ac =
2) -2x * (-6y) * (-z) =

Answer 1

4ab*3ac = 12a²c
-2x * (-6y)* (-z) = - 12xyz