Mathematics - 3D Coordinate Geometry Question with Solution | TestHub

Mathematics3D Coordinate GeometryCoordinates of a point in space, Direction cosines,Medium2 minQB

MathematicsMediumsingle choice

The ratio in which the $yz$ plane divides the segment joining the points ( $- 2, 4, 7$ ) and (3, -5,8) is

Answer:

Solution:

Let the $yz$ plane divide the segment in the ratio $λ : 1$ . Then $\frac{3 λ - 2}{λ + 1} = 0$ , so $λ = \frac{2}{3}$ and the required ratio is 2:3.

Stream:JEESubject:MathematicsTopic:3D Coordinate GeometrySubtopic:Coordinates of a point in space, Direction cosines,

⏱ 2mℹ️ Source: QB

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