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Mathematics
Mathematics
Problem
Show that the circle
x
2
+
y
2
−
2
a
x
−
2
a
y
+
a
2
=
0
x^2 + y^2 - 2ax - 2ay + a^2 = 0
x
2
+
y
2
−
2
a
x
−
2
a
y
+
a
2
=
0
touches both the coordinate axes.
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