such that:
with all 
is real number
are positive real numbers, then
be a line. Let 
at points 
respectively. Given that these six points on 
,
are coaxal.
,
be the least prime that does not divide 
,
to be the product of all primes less than 
For 
,
.
defined by 
and ![\[ x_{n+1} = \frac{x_n p(x_n)}{q(x_n)} \]](http://latex.artofproblemsolving.com/8/2/5/825be3bbef6a29de69aead03392ca7215093f320.png)
for 
.
such that 
.
Y by Adventure10
In a quadrilateral 
we have 
and 
. A line 
is perpendicular to 
and contains the point 
. The circle with centre 
and radius 
intersects the line at points 
and 
. Prove that 
.
we have 
and 
. A line 
is perpendicular to 
and contains the point 
. The circle with centre 
and radius 
intersects the line at points 
and 
. Prove that 
.This post has been edited 1 time. Last edited by WakeUp, Nov 27, 2010, 5:12 PM
a diameter of the circle, 
the intersection of 
with the circle, see that 
in 
,
.
