The product of the factors in the given expression comes to be  .
.
The given expression is:

We can rewrite the given expression as

<h3>What is the exponent addition rule? </h3>
If we have two numbers with the same base we can write the product of the numbers as a single base followed by the addition of exponents.


 ....from exponent addition rule
....from exponent addition rule
So, 
Therefore, the product of the factors in the given expression comes to be  .
.
To get more about exponents visit:
brainly.com/question/819893
 
        
                    
             
        
        
        
Answer:c is the correct ans
Step-by-step explanation:
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Change the fraction to a improper fraction.
11/9 + 10/9
Since they have the same denominators you can add them.
11/9 + 10/9 = 21/9
The answer is 21/9
Hope this helps :)