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Two circles intersect at two points, $P$ and $Q$.  The equations of the two circles are $x^2 + y^2 = 1$ and $(x - 1)^2 + (y - 1)^2 = 1$.  Find the slope of line $PQ$.

 Dec 29, 2023
 #1
avatar+126665 
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Center of first circle = (0,0) =  P

Center of second  circle = (1,1)  = Q

 

Can you take it  from here  ???

 

cool cool cool

 Dec 29, 2023

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