Answer:
As in Decimal: 0.86602540378
Angle	Tan=Sin/Cos
30°          1 √3 = √3 3
45°          1
60°    	√3
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer: The answer is 3^12. 
Step-by-step explanation:
 
        
                    
             
        
        
        
3x+18
Step-by-step explanation:
 
        
                    
             
        
        
        
{x+2y+2z=0
{2x+y+z=3
{x-3y-z=1
{x+2y+2z=0
-
{4x+2y+2z=6
{-3x=-6  → x=2
{-3y-z=-1
+
{y+z=-1
{-2y=-2  → y=1
{2+2+2z=0 → 2z=-4 → z=-2
Final triple is
(2; 1; -2)
        
             
        
        
        
Answer:
(-11, 1)
Step-by-step explanation:
x-values are horizontal and y-values are vertical
so add -4 to -7 to get -11
add 0 to 1 to get 1
new point is at (-11,1)