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MCQ
The equation of the line through (2, 3) perpendicular to y = -x + 4 is:
Unit-8 Geometry of Straight Lines
A y = x + 1
B y = x + 5
C y = -x + 5
D y = -x + 1
Explanation

The given slope is -1, so the perpendicular slope is 1. Then y - 3 = 1(x - 2), giving y = x + 1.

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