(a)
To write the equation of the line passing through the point
(a)

Answer to Problem 31E
The line parallel to
Explanation of Solution
Given:
Given a point
Calculation:
Observe that the line
Thus, the lines parallel to
Now, the vertical line passing through the point
Thus, the line parallel to
Conclusion:
The line parallel to
(b)
To write the equation of the line passing through the point
(b)

Answer to Problem 31E
The equation of the line perpendicular to
Explanation of Solution
Given:
Given a point
Calculation:
Since the line
Now, it is required to find the equation of the line passing through the point
Now, the equation of the horizontal line passing through the point
Thus, the equation of the line perpendicular to
Conclusion:
The equation of the line perpendicular to
Chapter 0 Solutions
CALCULUS-W/XL ACCESS
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