The planes x + y = 0, y + z = 0 and x + z = 0 :
Answer & explanation
Correct answer: option 2
Clearly, given planes have a common line of intersection namely the z-axis.
The planes x + y = 0, y + z = 0 and x + z = 0 :
Correct answer: option 2
Clearly, given planes have a common line of intersection namely the z-axis.