+0  
 
+2
144
4
avatar+60 

Find the standard equation of every cicle that passe through the origin, has radius 5 and is such that the y-coordinate of its center is -4 ?

 Nov 18, 2019
 #1
avatar+22096 
+1

There are two,

here is one   x=3   y = -4      h,k is then   3,-4

 

(x-3)^2  +  (y+4)^2 = 25           can you find the other one?

 Nov 18, 2019
 #2
avatar+60 
+2

the other one is (x+3)^2  +  (y+4)^2 = 25   right ?

shgg111  Nov 18, 2019
 #3
avatar+109563 
+2

Correct, shgg111....!!!!

 

 

cool cool cool

CPhill  Nov 18, 2019
 #4
avatar+60 
+2

thanks 

shgg111  Nov 18, 2019

61 Online Users

avatar
avatar
avatar