Byju's Answer
Standard XII
Mathematics
Basic Trigono...
Basic Trigonometric Identities
Trending Questions
Q.
If
sin
θ
+
sin
2
θ
=
1
,
then
cos
2
θ
+
cos
4
θ
=
1
0
2
View Solution
Q.
If
3
π
4
<
α
<
π
, then
√
c
o
s
e
c
2
α
+
2
c
o
t
α
is equal to