Find direction numbers for the line of intersection of the planes x + y + z = 7 and x + z = 0. (enter your answers as a comma-se

Question

4 years ago

5

parated list.)

1 answer:

yanalaym [24] · Answer 1 · 2021-11-25T23:45:15+03:00

6 0

The line of intersection has a direction vector that is the cross product of the normal vectors of the given planes.

... [1, 1, 1] × [1, 0, 1] = [1, 0, -1] . . . . . . using a suitable calculator

The direction numbers of the line of intersection are (1, 0, -1).