Answer:
The rule is +2 
This is the 194th term
Step-by-step explanation:
This is an arithmetic sequence because 2 is added every time. 
2x + 1 = 389 
2x = 388 
x = 194 
194* 2 + 1 = 389
mark brainliest please!
 
        
                    
             
        
        
        
150-40 less than or equal to $110 - 
They can spend less than or equal to $110 
 
        
             
        
        
        
Answer:
a difference of squares
Step-by-step explanation:
Let's write down the expression:

we can see that this expression is one of the form  which is the general expression of a difference of squares.
 which is the general expression of a difference of squares.
To be more specific and to see why we say this, let's make  and
 and 
Now, if we substitute this in the general formula, we get:

Thus, this expression is a difference of squares.