SOLUTION: Find the equations for the lines through the point (a, c) that are parallel to and perpendicular to the line y = mx + b where m ≠ 0. Use y for the dependent variable and all
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Question 896090: Find the equations for the lines through the point (a, c) that are parallel to and perpendicular to the line y = mx + b where m ≠ 0. Use y for the dependent variable and all letters in lower case.
Answer by josgarithmetic(39623) (Show Source): You can put this solution on YOUR website!
Keeping the slope of the given line as m, let , and M is the slope for any line perpendicular to y=mx+b.
Also notice .
The wanted line parallel:
.
The wanted line perpendicular:
but in case you want this in terms of m of the given equation,
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