3-D....

VITEEE 2015 Preparation › 3D and Vectors questions › 3-D....

The foot of perpendicular from the point (0, 0, 0) to the line of the intersection of the planes x + y + z = 4 & 2x + y + 3z = 1 is a point A.Find the equation of the line OA.

#Mathematics #3D and Vectors

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6 Answers

Che ·2009-12-15 06:24:42

ok im getiing 3x/4=6y/29=-6z/13

does it match with ur ans?/?

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Nikhil Kaushik ·2009-12-15 07:58:14

The correct answer is x/8 = y/29 = z/-13.

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Che ·2009-12-15 08:24:21

r u sure....i m qiet sure of ma ans

the direction ratios of line of intersection are (2,-1,-1)

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Arka Halder ·2009-12-15 08:42:54

Hey bugsbunny,your answer is the same as the one given.just simplify it and u get the same thing...lol.

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Che ·2009-12-15 09:09:54

rofl...[3] yeah its same

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Nikhil Kaushik ·2009-12-15 20:54:22

it is indeed the same........!!
I didnt see it carefully! :)

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Basic Integral Calculus Operators Symbols Matrix Cases

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° ∂ ∞ α β γ δ θ λ μ ν ξ π ρ σ φ ω ε ƒ κ τ υ Γ Δ Λ Σ Π Ω

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3-D....

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