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Acute angle between the line (x-5)/2=(y+...

Acute angle between the line `(x-5)/2=(y+1)/-1=(z+4)/1` and the plane `3x-4y-z+5=0` is

A

1)`cos^(-1)(5/(2sqrt13))`

B

2)`cos^(-1)(9/(sqrt364))`

C

3)`sin^(-1)(6/(2sqrt13))`

D

4)`sin^(-1)((9.)/(sqrt364))`

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The correct Answer is:
A
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