Home
Class 12
MATHS
If the direction cosines of two lines ar...

If the direction cosines of two lines are `(1)/(sqrt(6)),(-1)/(sqrt(6)),(2)/(sqrt(6))and(2)/(sqrt(6)),(1)/(sqrt(6)),(-1)/(sqrt(6))` respectively, then the acute angle between them is

A

`cos^(-1)((-1)/(6))`

B

`cos^(-1)((1)/(6))`

C

`cos^(-1)((-1)/(sqrt(6)))`

D

`cos^(-1)((1)/(sqrt(6)))`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • THREE DIMENSIONAL GEOMETRY

    TARGET PUBLICATION|Exercise Critical Thinking|40 Videos

  • THREE DIMENSIONAL GEOMETRY

    TARGET PUBLICATION|Exercise Competitive Thinking|37 Videos

  • PROBABILITY DISTRIBUTION

    TARGET PUBLICATION|Exercise Evaluation test|5 Videos

  • TRIGONOMETRIC FUNCTIONS

    TARGET PUBLICATION|Exercise Evaluation Test|34 Videos

Similar Questions

Explore conceptually related problems

(3-sqrt(6))/(3+2sqrt(6))=a sqrt(6)-b

(1)/(3-sqrt(8))-(1)/(sqrt(8)-sqrt(7))+(1)/(sqrt(7)-sqrt(6))-(1)/(sqrt(6)-sqrt(5))+(1)/(sqrt(5)-2)=5

(1)/(3-sqrt(8))-(1)/(sqrt(8)-sqrt(7))+(1)/(sqrt(7))-sqrt(6))-(1)/(sqrt(6)-sqrt(5))+(1)/(sqrt(5)-2)=5

(1)/(3-sqrt(8))-(1)/(sqrt(8)-sqrt(7))+(1)/(sqrt(7)-sqrt(6))-(1)/(sqrt(6)-sqrt(5))+(1)/(sqrt(5)-2)=5

(22)/(2sqrt(3)+1)+(17)/(2sqrt(3)-1)(2)(sqrt(2))/(sqrt(6)-sqrt(2))-(sqrt(3))/(sqrt(6)+sqrt(2))

(3sqrt(2))/(sqrt(6)-sqrt(3))+(2sqrt(3))/(sqrt(6)+2)-(4sqrt(3))/(sqrt(6)-sqrt(2))

(6implify:)/(2sqrt(3)-sqrt(6))+(sqrt(6))/(sqrt(3)+sqrt(2))-(4sqrt(3))/(sqrt(6)-sqrt(2))