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Last Updated On [03-11-2023]

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

a)

b)

c)

(1, 3, 2)

d)

(3, 1, 2)


Question ID - 55805 :-

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

a)

b)

c)

(1, 3, 2)

d)

(3, 1, 2)

1 Answer
5876 Votes
3537

Answer Key : (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



Next Question :

If  is the origin and  with direction ratios , 2, , then coordinates of  are

a)

(1, 2, 2)

b)

( )

c)

( )

d)


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