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If direction ratios of two lines are 5,-...

If direction ratios of two lines are `5,-12,13 and -3,4,5`, then the angle between them is a)`cos^(-1)((1)/(65))` b)`cos^(-1)((2)/(65))` c)`cos^(-1)((3)/(65))` d)`(pi)/(2)`

A

`cos^(-1)((1)/(65))`

B

`cos^(-1)((2)/(65))`

C

`cos^(-1)((3)/(65))`

D

`(pi)/(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
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