Answer:
hope it helps u..
Step-by-step explanation:
 
        
             
        
        
        
Answer:
Which i think is the first one, there may just be a typing error.
Step-by-step explanation:
A polynomial of order n has the following format:

In which a is the leading coefficient,  are the roots.
 are the roots.
If a root appears m times, they are said to have multiplicity m.
Leading coefficient of 1 and roots 21 and 31 with multiplicity 1

So the correct answer is:

Which i think is the first one, there may just be a typing error.
 
        
             
        
        
        
Answer:
the total amount of animals in McDonald's farm is missing, so I looked for a similar question and found the attached image:
McDonald can earn:
15 cows x $250 = $3,750
2 horses x $250 = $500
20 sheep x $200 = $4,000
25 goats x $200 = $5,000
17 chickens x $50 = $850
total = $14,100
 
        
             
        
        
        
Answer:
30.5 
Step-by-step explanation:
I calculated it it might be the answer 
 
        
                    
             
        
        
        
Answer:
The correct answer to the following question will be "60 students".
Step-by-step explanation:
Marta will be taking a sampling frame from some kind of 600 student group. 
Mean,
N = 60  
Although the sampling method could perhaps consist of the following components 10% of the population,
⇒  
⇒  
In order to view these findings as autonomous, 60 students would then have to analyze Marta lacking replacements.