1.Which property states that the order of numbers can be changed in an addition or multiplication problem?
A. Associative
B. Commutative
C. Transitive
D. Reflexive
2.Which property states that 1z = z?
A. Reflexive
B. Transitive
C. Symmetric
D. Multiplicative identity

Question

1.Which property states that the order of numbers can be changed in an addition or multiplication problem?
 A. Associative 
 B. Commutative 
 C. Transitive 
 D. Reflexive 
2.Which property states that 1z = z?
 A. Reflexive 
 B. Transitive 
 C. Symmetric 
 D. Multiplicative identity

anonymous · Answer

1.  Commutative 

$A+B = B+A$ and $ A\times B = B\times A $

2. D. Multiplicative identity 

1 is the multiplicative identity of $\mathbb{Z} $.

anonymous · Answer

i thought it was associative for number 1

anonymous · Answer

can you explain to my why associative is not answer.

anonymous · Answer

me*