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joyhelen
joyhelen joyhelen
  • 18-01-2017
  • Mathematics
Answered

What is the slope of the line perpendicular to the equation

Y=3x+2

A3/2
B3
C-1/3

D)1/3

Verified Answer :

Anonymous Anonymous
  • 18-01-2017

Y=3x+2  slope = 3
perpendicular, slope = -1/3

answer is C) -1/3 

Answer Link
ferretgirl02
ferretgirl02 ferretgirl02
  • 18-01-2017

A perpendicular slope is a negative reciprocal of the initial slope.
So you take the initial slope and flip the numerator and denominator (3/4 becomes 4/3, 4 is really 4/1 so it becomes 1/4)
Then you change the sign, so if it's positive it becomes negative and vice versa.
3/1 becomes -1/3

Answer Link

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