12th Class
Mathematics
Sample Paper
Maths Olympiad Model Paper-9
question_answer
If the lines \[\frac{x-a+d}{\alpha -\delta }=\frac{y-a}{\alpha }=\frac{z-a-d}{\alpha +\delta }\] and \[\frac{x-b+c}{\beta -\gamma }=\frac{y-b}{\beta }=\frac{z-b-c}{\beta +\gamma }\] are coplanar, then equation to the plane in which they lie, is