The plane passing through the point (5, 1, 2) perpendicular to the line will meet the line in the point |
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a) |
(1, 2, 3) |
b) |
(2, 3, 1) |
c) |
(1, 3, 2) |
d) |
(3, 2, 1) |

The plane passing through the point (5, 1, 2) perpendicular to the line will meet the line in the point |
|||||||

a) |
(1, 2, 3) |
b) |
(2, 3, 1) |
c) |
(1, 3, 2) |
d) |
(3, 2, 1) |

1 Answer

127 votes

**(a)**

Equation of the plane through (5, 1, 2) is

…(i)

Given plane (i) is perpendicular to the line

Equation of normal of Eq. (i) and straight line (ii) are parallel

(say)

From Eq. (i),

Or

Any point on Eq. (ii) is

Which lies on Eq. (iii), then

Required point is (1, 2, 3)

127 votes

127