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Mathematics
Problem
Consider the lines
y
=
2
x
+
3
y = 2x + 3
y
=
2
x
+
3
and
y
=
2
x
−
5
y = 2x - 5
y
=
2
x
−
5
. Which of the following best describes their relationship? a) Neither parallel nor perpendicular b) Perpendicular only c) Parallel only d) Coincident
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