What triangle? you need to show the triangle
        
             
        
        
        
Hmm,
ok, 
complete square ok
wait wat
he went from 
(x-3)²=16 to
x-3=16
?????
he square rooted the left side only
he has to do it to both sides
he should have done
(x-3)²=16
x-3=+/-4
x=3+/-4
x=7 or -1
        
             
        
        
        
The zeros are x= 0,-5,-8. the zeros are the x values where the graph intersects the x-axis. to find the zeros, you have to replace y with zero then solve for x.
        
             
        
        
        
Answer:
151
Step-by-step explanation: