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4 votes
What is the slope of the line that is perpendicular to the line y=2/9x+9/2

User Costo
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1 Answer

4 votes
Y=mx+b
m=slope
b=y-intercept
Seeing that 2/9 is the slope, the perpendicular slope is always the opposite reciprocal of the original slope.
Your answer would be -9/2
User Pigworker
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