SaraNextGen.Com

The image of the point (1, 2, 3) in lie  is

a)

b)

c)

(1, 3, 2)

d)

(3, 1, 2)



Question ID - 55805 | SaraNextGen Top Answer

The image of the point (1, 2, 3) in lie  is

a)

b)

c)

(1, 3, 2)

d)

(3, 1, 2)

1 Answer
127 votes
Answer Key / Explanation : (c) -

(c)

Equation of given line is  (say)

Any point on the line is

Direction ratio of   are (2k  since, the line PMis perpendicular to

Point  is

Let the image of  about the line  is , where  is the mid point of

127 votes


127