Home
Class 12
MATHS
The plane 2x-2y+z=3 is rotated about its...

The plane `2x-2y+z=3` is rotated about its line of intersection with the `xy` -plane by an acute angle `alpha` .If the new position of the plane contains the point `(3,1,1)` ,then the value of `cos alpha` is equal to

Promotional Banner

Similar Questions

Explore conceptually related problems

The plane lx + my = 0 is rotated about its line of intersection with the plane z= 0 through an angle alpha . The equation changes to

The plane x-y-z=4 is rotated through 90^(@) about tits line of intersection with the plane x+y+2z=4. Find its equation in the new position,

If the plane x+y+z=1 is rotated through 90^(@) about its line of intersection with the plane x-2y+3z=0, the new position of the plane is

If the plane x + y + z =1 is routated through an angle 90^(@) about its line of intersection with the plane x - 2y + 3z =0, then the new position of the plane is

The plane x-y-z=4 is rotated through an angle 90^(@) about its line of intersection with the plane x+y+2z=4 . Then the equation of the plane in its new position is

The plane x-y-z=4 is rotated through an angle 90^(@) about its line of intersection with the plane x+y+2z=4 . Then the equation of the plane in its new position is

The plane x-y-z=4 is rotated through an angle 90^(@) about its line of intersection with the plane x+y+2z=4 . Then the equation of the plane in its new position is

The plane x-y-z=4 is rotated through an angle 90^(@) about its line of intersection with the plane x+y+2z=4 . Then the equation of the plane in its new position is