SOLUTION: Show that the equation x^2-6xy+9y^2=25 represents a pair of parallel straight lines, and draw these lines.
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Question 914271: Show that the equation x^2-6xy+9y^2=25 represents a pair of parallel straight lines, and draw these lines.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
By looking at it, I see:
Take the square root of both sides
and
-----------------
(1)
and also:
(2)
-----------------------
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