Inverse Trigonometric Functions Worksheets With Answers Page 22
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24INVERSE TRIGONOMETRIC FUNCTIONS
39
7
–1
cos
The value of cot
is
32.
25
25
25
24
7
(A)
(B)
(C)
(D)
24
7
25
24
1
2
–1
cos
The value of the expression tan
is
33.
2
5
(A)
(B)
2
5
5 – 2
5 2
(C)
(D)
5
2
2
⎡
⎤
θ
θ
1– cos
=
Hint :tan
⎢
⎥
+
θ
2
1 cos
⎣
⎦
2
x
If | x | ≤ 1, then 2 tan
x + sin
is equal to
–1
–1
34.
2
1
x
π
(A)
4 tan
(B)
0
(C)
(D)
–1
x
2
α + cos
β + cos
γ = 3π, then α (β + γ) + β (γ + α) + γ (α + β)
If cos
–1
–1
–1
35.
equals
(A)
0
(B)
1
(C)
6
(D)
12
The
number
of
real
solutions
of
the
equation
36.
π
⎡
⎤
–1
+
=
π
1 cos 2
2 cos (cos )in
,
x
x
is
⎢
⎥
⎣
2
⎦
(A)
0
(B)
1
(C)
2
(D)
Infinite
If cos
x > sin
x, then
–1
–1
37.
1
1
< ≤
≤
<
1
0
x
x
(A)
(B)
2
2
1
− ≤ <
1
x
(C)
(D)
x > 0
2
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