Solve
Guides
Join / Login
Use app
Login
0
You visited us
0
times! Enjoying our articles?
Unlock Full Access!
Standard X
Mathematics
Question
If
cos
x
+
cos
2
x
=
1
then
sin
2
x
+
sin
4
x
=
0
1
2
4
A
1
B
0
C
4
D
2
Open in App
Solution
Verified by Toppr
Was this answer helpful?
0
Similar Questions
Q1
If
cos
x
+
cos
2
x
=
1
then
sin
2
x
+
sin
4
x
=
View Solution
Q2
If
cos
x
+
cos
2
x
=
1
, prove that
sin
2
x
+
sin
4
x
=
1
.
View Solution
Q3
Given:
cos
x
+
cos
2
x
=
1
Prove that:
sin
2
x
+
sin
4
x
=
1
View Solution
Q4
Solve the following equations:
(i)
cos
x
+
cos
2
x
+
cos
3
x
=
0
(ii)
cos
x
+
cos
3
x
-
cos
2
x
=
0
(iii)
sin
x
+
sin
5
x
=
sin
3
x
(iv)
cos
x
cos
2
x
cos
3
x
=
1
4
(v)
cos
x
+
sin
x
=
cos
2
x
+
sin
2
x
(vi)
sin
x
+
sin
2
x
+
sin
3
=
0
(vii)
sin
x
+
sin
2
x
+
sin
3
x
+
sin
4
x
=
0
(viii)
sin
3
x
-
sin
x
=
4
cos
2
x
-
2
(ix)
sin
2
x
-
sin
4
x
+
sin
6
x
=
0
View Solution
Q5
If
sin
4
x
+
sin
2
x
=
1
, then value of
cos
4
x
+
cos
2
x
is
View Solution