Hi,
I have this problem:
If 'R' is the fixed point (3,2) and 'P' is the movable point (x,y)
Find the equation of the locus of 'P' if distance PR is twice the distance from P to y=1
Thanks!
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Hi,
I have this problem:
If 'R' is the fixed point (3,2) and 'P' is the movable point (x,y)
Find the equation of the locus of 'P' if distance PR is twice the distance from P to y=1
Thanks!
Hello, withyou!
Did you make a sketch?
Exactly where is your difficulty?
Quote:
is the fixed point (3,2), and is the movable point (x,y)
Find the equation of the locus of
if distance is twice the distance from to
Code:
 P
 o (x,y)
 * :
 * :
 * :
 R o :
 (3,2) :
+:
 :Q
 +         o  
 (x,1)

We have: .
Square both sides: .
Expand: .
. . . . . . .
Complete the square:
. .
. .
. . . . . . . .
Divide by 12: .