Concept explainers
Whether the graphs of each equation are parallel, perpendicular, or neither
Answer to Problem 36SR
The lines perpendicular
Explanation of Solution
Given information:
Concept Used:
Two lines are parallel, if their slope is equal.
Two lines are perpendicular if the product of their slope is -1.
The slope of a line is given by the formula
Calculation:
In order to find the slope of the equation we compare both equations by
For equation
For equation
Product of their slope
Product of their slope is -1
Thus, the lines perpendicular
Chapter 9 Solutions
Algebra 1
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