SOLUTION: find the value of 'a' for which the graph of the first equation is perpendicular to the graph of the second equation
Exp: y=ax-5; 3y-4x=7
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Question 1121258: find the value of 'a' for which the graph of the first equation is perpendicular to the graph of the second equation
Exp: y=ax-5; 3y-4x=7
Answer by math_helper(2461) (Show Source): You can put this solution on YOUR website!
Solving the 2nd equation for y:
This is the slope-intercept form of the line, where the slope is 4/3.
Perpendicular lines will have slopes that are related by
so a = -1 / (4/3) =
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