KCET 2019 Math Solved Paper

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Question : 22 of 60

Marks: +1, -0

Acute angle between the line

x−5

2

=

y+1

−1

=

z+4

1

and the plane 3x – 4y – z + 5 = 0 is

sin−1(
9
√364
)
sin−1(
9
2√13
)
cos−1(
9
√364
)
cos−1(
5
2√13
)

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