Question

Determine the value of”k” when the lines y=k/3x+2 and y=1/4x+2 are perpendicular.

Answer 1

k = -12

Explanation:

When lines are perpendicular, their slopes are the opposite reciprocal of each other.

The opposite reciprocal of
`(1)/(4)` is -4

`(k)/(3)=-4`

k = -12