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Find the angle between the following pai...

Find the angle between the following pair of lines: A lines with direction ratios 2,2,1 A line joning (3,1,4)to (7,2,12)

A

`cos^(-1)(1/3)`

B

`cos^(-1)(2/3)`

C

`cos^(-1)(3/3)`

D

`cos^(-1)(4/3)`

Text Solution

Verified by Experts

The correct Answer is:
B
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