Question

Which mathematical property is demonstrated? 40 • (25 • 74) = (40 • 25) • 74
A. commutative property of addition
B. associative property of multiplication
C. associative property of addition
D. commutative property of multiplication

Answer 1

Well we know it can't be A nor C because we are doing multiplication. 
Now you have to understand that you are just changing the order of the numbers. 

The correct answer would be......
D

Answer 2

Answer:

d

Step-by-step explanation:

hope it helps