Answer:
The domain is the set of real numbers. In interval form, the domain of f is (-00,000)
Step-by-step explanation:
 
        
             
        
        
        
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Answer:
This is the commutative property of multiplication.
Step-by-step explanation:
We know this because that property states that it does not matter what order the numbers are multiplied together, as long as they are all being multiplied. So even though the numbers change on both sides, it does not affect the answer.