Answer:
(a) The unit circle is centered at (0,0) with a radius of 1.
(b) The equation of a circle of radius <em>r</em>, with a center located at (0,0): 
<em>x</em>²<em>+ y</em>² <em>= r</em>².
(c) (i) P(1,0)
     (ii) P(0,1)
     (iii) P(-1,0)
     (iv) P(0,-1)
Step-by-step explanation: 
 
        
                    
             
        
        
        
Answer:
46
Step-by-step explanation:
16+30
 
        
             
        
        
        
Hola!
-6 (3x - 5)
[ simplifying. ]
-18x + 30
hope it helps!
        
                    
             
        
        
        
Answer:
360
Step-by-step explanation:
(i think that is a 1 not an L)
21 + 9 equals 30. And 21-9 equals 12. So you would multiply 30*12 which gives you your answer!
<h2>360</h2>