Answer:
slope: -3
y-intercept: 5
Step-by-step explanation:
y=mx+b, where m=slope and b=y-intercept
 
        
                    
             
        
        
        
Answer:
A. None of these
Step-by-step explanation:
The largest perfect square under 100 would actually be 81 (9 x 9)
90 and 99 are not perfect squares and 64 is smaller than 81.
 
        
                    
             
        
        
        
Answer:
I had to look up the problem B4 because your image doesn't show the rest of the information
B4 = 12
B5 = 1,738
Step-by-step explanation:
if you need help on any other questions on this, i can't see them in the image
 
        
             
        
        
        
The area of the paper is the amount of space it occupies.
The length of papers around the edge is 1607680 cm
The given parameters are:


The area of the circle head is:

So, we have:

Substitute known values



The length of the paper is then calculated as:

This gives



Hence, the length of papers around the edge is 1607680 cm
Read more about areas at:
brainly.com/question/2264643
 
        
                    
             
        
        
        
Answer:

 or
    or 
Step-by-step explanation:
Given

Using Completing the Square
 ---- Add
 ---- Add  to both sides
 to both sides


Divide the coefficient of x by 2; then add the square to both sides



Factorize




Hence, the equation is 
Solving further
Take square root of both sides



This implies that
 or
     or 
 or
    or 
HEnce, the solutions are  or
    or 