Question

Angle between the pair of lines
4
3
5
1
3
3+
=
−
=
+zyx
and
1
4
1
1−
=
+yx
2
5−
=
z
​

Answer 1

Let var of eq 1 be x1 and y

Let var of eq 2 be x2 and y2

Let point of intersention be x and y

Answer is | tan^-1 [(y1 - y)/(x1 - x)] - tan^-1 [(y2 - y)/(x2 - x)] |

Sry, dont have the time to solve it. Solve it on yr own