Answer:
 iv. q/6E0
Step-by-step explanation:
Electric flux formula:
The electic flux formula, of a charge q is given by, through an entire cube, is given by:

In which  is a constant related to the material.
 is a constant related to the material.
The electric flux through any one face of the cube is:
Key-word is face, and a cube has 6 faces, with the force distributed evenly throughout it. Thus

And the correct answer is given by option iv.
 
        
             
        
        
        
Answer: 2a - 14 = 2(a - 7) 
Step-by-step explanation:
Because 2•a = 2a and 2•-7= -4 therefore, the answer is 2(a - 7).
 
        
                    
             
        
        
        
Answer:
37   9/20
Step-by-step explanation:
 
        
                    
             
        
        
        
The length is going to be 15.5. Please message me if you want the explanation
        
             
        
        
        
Answer:
140 ways
Step-by-step explanation:
4 x 5 x 7 = 140