Answer:
i dont understand why people cant just download photomath on your phone
 
        
             
        
        
        
Answer:
5: 45 miles
6: y=20x
Step-by-step explanation:
 
        
                    
             
        
        
        
It’s is 20,0000 but it think that’s wrong
        
                    
             
        
        
        
Here too same procedure
4) 156 is the answer
        
             
        
        
        
Answer:
-i
Step-by-step explanation:
 i^0=1
 i^1=i
 i^2=-1
 i^3=-i
 i^4=1
This repeats so we want to see how many 4 factors of i there is in i^(23) which is 5 with a remainder of 3.
So i^(23)=i^3=-i.
i^(23)=i^(5*4+3)=(i^4)^5 * (i^3)=(1)^5 * (-i)=1(-i)=-i.