Mathematics

Problem

The line

L

passes through the point

(4,-2)

and is perpendicular to a line whose angle of inclination with the positive

x

-axis is

30^{\circ}

. a. (i) Write the equation of

L

in slope–intercept form. b. (ii) State the angle of inclination of

L

(in degrees,

0^{\circ}<\theta<180^{\circ}