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Question
The locus of the point P which moves such that P is always at equidistance from the line x + 2y + 7 = 0:
Options
x + 2y + 2 = 0
x – 2y + 1 = 0
2x – y + 2 = 0
3x + y + 1 = 0
Solution
x + 2y + 2 = 0
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