It should be the number 55. <span> ❤</span>please mark me as brainliest ❤
        
                    
             
        
        
        
The following statements <span>demonstrates why the following is a non-example of a polynomial.</span>
1. The expression has a variable raised to a negative exponent. 
2. The expression has a variable in the denominator of a fraction.
3. The expression has a variable raised to a fraction. 
        
             
        
        
        
The second one because the second one equals to 12 while all the other equal to 6
        
             
        
        
        
The answer should be D. 70%.
Hopefully that helps! :) 
        
                    
             
        
        
        
Answer:
2
Step-by-step explanation:
First, you do the subtraction 120-21.4 which is 98.7. So since you know its x^7, the number isn't going to be big. By guessing and checking, we start with 2. 2^7 is 128. We know that 1^7 would just be 1, so the closest whole number would be two.