Answer:

Step-by-step explanation:
The cost (in dollars) in making b bracelets is represented is 

The cost (in dollars) of making b necklaces is

To find how much more it will cost to make b necklaces than b bracelets, we find the difference,




This is a polynomial in descending powers of b, hence it is in standard form;
 
        
        
        
Step-by-step explanation:

But we know that

and

so this leaves us with just
