Answer:
Step-by-step explanation:
1. no
2. yes
3. yes
4. yes
5. 5.2
6. 4.5
7. 2.5
8. 16
 
        
             
        
        
        
wait i dont know why it wont let me comment or see comments but wheres the picture?
 
        
             
        
        
        
Answer:
22/25
Step-by-step explanation:
66/75 = 22/25
Input into equation to confirm
75 · 22/25 = 66
1650/25 = 66
66 = 66, so we're right
 
        
             
        
        
        
Answer:
Since A={a,b}, then  . Remember that the Cartesian Product of two sets A, B is defined by
. Remember that the Cartesian Product of two sets A, B is defined by 
 . Then
. Then 

 
        
             
        
        
        
Answer:
12
Step-by-step explanation:
all you have to do is simply to find the LCM of the denominators
the LCM of each denominator would be 12