Which of the following is an equation of the line in the xy-plane that passes through the point (4, -2) and is perpendicular to the line?
Options
A
B
C
D
Answer & Analysis
Answer
C
Analysis
Solution 1) According to the given information, since the point (4, -2) lies on the line, so we can simply substitute these two values in each answer choice, then we get:
Therefore, we can see only choice C matches.
Solution 2)
According to the given information, we can get the slope
Click "Show Answer" to reveal the answer and analysis
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