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Byju's Answer
Standard XII
Mathematics
Trigonometric Ratios of Common Angles
The value of ...
Question
The value of
tan
{
(
cos
−
1
(
−
2
2
)
−
π
2
)
}
is-
A
1
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B
Undefined
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C
0
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D
None of the above
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Solution
The correct option is
B
Undefined
t
a
n
[
c
o
s
−
1
(
−
1
)
−
(
π
2
)
]
=
t
a
n
[
π
−
(
π
2
)
]
=
t
a
n
(
π
2
)
=
u
n
d
e
f
i
n
e
d
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0
Similar questions
Q.
If
sin
−
1
x
∈
(
0
,
π
2
)
, then the value of
tan
(
cos
−
1
(
sin
(
cos
−
1
x
)
)
+
sin
(
cos
(
sin
−
1
x
)
)
2
)
is:
Q.
The value of
sin
−
1
⎧
⎨
⎩
tan
⎛
⎝
cos
−
1
√
2
+
√
3
4
+
cos
−
1
√
12
4
−
cosec
−
1
√
2
⎞
⎠
⎫
⎬
⎭
, is
Q.
1
)
Principal value of
cos
θ
=
−
1
is
π
2
)
Principal value of
sin
θ
=
0
is
π
Which of the above statement is correct?
Q.
Solution of the equation
tan
(
cos
−
1
x
)
=
sin
(
cot
−
1
1
2
)
is
Q.
Find the roots of the quadratic equations given in Q.1 above by applying the quadratic formula.
(iv)
2
x
2
+
x
+
4
=
0
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