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The acute angle between the line joining...

The acute angle between the line joining the points `(2,1,-3),(-3,1,7)` and a line parallel to `(x-1)/3=y/4=(z+3)/5` through the point `(-1,0,4)` is

A

`cos^-1(1/sqrt10)`

B

`cos^-1(1/(5sqrt10))`

C

`cos^-1(7/(5sqrt10))`

D

`cos^-1(3/(5sqrt10))`

Text Solution

Verified by Experts

The correct Answer is:
C
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