The distance of the point (7,-3,-4) from the plane passing through the points (2,-3,1),(-1,1,-2) and (3,-4,2) is :

Question

The distance of the point (7,-3,-4) from the plane passing through the points (2,-3,1),(-1,1,-2) and (3,-4,2) is : (A) 5 √2 (B) 4 √2 (C) 4 (D) 5

Tardigrade Admin · Accepted Answer

=| x-2 y+3 z-1 -3 4 -3 4 -5 4 |=0 x-z-1=0 Distance of P (7,-3,-4) from Plane is d =|(7+4-1/√2)|=5 √2

Q. The distance of the point $(7, - 3, - 4)$ from the plane passing through the points $(2, - 3, 1), (- 1, 1, - 2)$ and $(3, - 4, 2)$ is :