Concept explainers
To Find: Whether the graph of pair of equation is parallel, perpendicular or neither.
Answer to Problem 13E
Graph of Pair of equation is perpendicular.
Explanation of Solution
Given information:
The pair of equation:
Formula used: -
Slope form of line:
Where
For parallel lines with slope
For perpendicular lines with slope
Converting the pair of equation into Slope form of line:
So,
For parallel lines with slope
So, graph of Pair of equation is not parallel.
For perpendicular lines with slope
So, graph of Pair of equation isperpendicular.
Chapter 8 Solutions
Algebra: Structure And Method, Book 1
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