Knelhovicto Knelhovicto

07-01-2017
Mathematics

contestada

The equation of line m is 4x + 5y = -2.

What is the slope of a line that is perpendicular to line m?

4/5

-5/4

2/5

5/4

Respuesta :

bireland203 bireland203

07-01-2017

Perpendicular means negative reciprocal.

4x+5y=-2

5y = -4x - 2

y = -4/5x - 2

the negative reciprocal of -4/5 is 5/4. (Negative times a negative is a positive)

Answer Link

Shunobi Shunobi

15-11-2018

Your answer will be 5/4

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