Yes the square root of an irrational number is 7
        
             
        
        
        
Answer:
<h2>2 and three-fourths </h2>
Step-by-step explanation:
Given the expression  , the equivalent expression can be gotten as shown;
, the equivalent expression can be gotten as shown;

2 and three-fourth therefore gives the required expression
 
        
                    
             
        
        
        
Solve for positive 72 and separate the negative part as 

 The rest of calculation is same..
 
        
        
        
Answer:
y = x/4 -1/2
Step-by-step explanation:
given coordinates : ( -2, -1 ) and ( 2 , 0 )
gradient = y2 - y1 / x2 - x1
                = 0 - -1 / 2 - -2
                = 1/4
equation of line:
y - y1 = m( x - x1 )
y - 0 = 1/4 ( x - 2 )
y = x/4 -1/2
the line shown below to confirm: