Question

Find the image of (1, 3, 4) in the plane x + 2y – z + 3 = 0 is

(a) (1, 1, –6)

(b) (–1, –1, 6)

(c) (–1, 1, –6)

(d) None of these

Answer 1

Correct option is (b) (–1, –1, 6)

Image of (x₁, y₁, z₁) in ax + by + cz + d = 0 is given by