Three Dimensional Geometry Part 2

Section: Mathematics

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Question : 30 of 100

Marks: +1, -0

If the two lines l1:‌

x−2

3

=‌

y+1

−2

,z=2 and l2:‌

x−1

1

=‌

2y+3

α

=‌

z+5

2

are perpendicular, then an angle between the lines I2 and l3:‌

1−x

3

=‌

2y−1

−4

=‌

z

4

is :

[26-Jun-2022-Shift-1]

cos−1(‌
29
4
)
sec−1(‌
29
4
)
cos−1(‌
2
29
)
cos−1(‌
2
√29
)

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