+0  
 
+5
395
1
avatar+266 

 

 

 

 

 

?

 Jan 15, 2016

Best Answer 

 #1
avatar+111321 
+15

3A  means that we're multiplying each element of A by 3

 

B  should be your answer

 

 

cool cool cool

 Jan 15, 2016
 #1
avatar+111321 
+15
Best Answer

3A  means that we're multiplying each element of A by 3

 

B  should be your answer

 

 

cool cool cool

CPhill Jan 15, 2016

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