Learn CBSE Forum
Find the cosine of the angle between the planes x + y + z = 0 and x + 2y + 3z = 1
Home Work Help
home-work-help
Dhanalakshmi
May 20, 2019, 12:21pm
1
Find the cosine of the angle between the planes x + y + z = 0 and x + 2y + 3z = 1.