Toggle navigation
Email or Username
Password
Remember
Login
Register

I forgot my password
Learn
Questions
Unanswered
Tags
Categories
Ask a Question
Recent questions in Trigonometry
+2
votes
1
answer
A aeroplane is flying horizontally with speed of 432 km/hr at height h meter from ground. Its angle of elevation
asked
Apr 13
in
Trigonometry
by
Topper11
(
3.1k
points)

140
views
jeemain
+2
votes
1
answer
If sec 4θ − sec 2θ = 2, then find the general value of θ
asked
Mar 27
in
Trigonometry
by
Brainiak
(
6.0k
points)

12
views
jeemain
trigonometry
+2
votes
1
answer
The number of solution of the equation x+2tanx=π/2 in interval [0,2π] is
asked
Mar 22
in
Trigonometry
by
anonymous

13
views
jeemain
maths
trigonometry
+2
votes
1
answer
The general solution of sin x − 3 sin2x + sin3x = cos x − 3 cos2x + cos3x is _________.
asked
Mar 21
in
Trigonometry
by
Topper11
(
3.1k
points)

71
views
+2
votes
2
answers
A bird is sitting on the top of a vertical pole 20 m high and its elevation from a point O on the ground is 45°
asked
Mar 19
in
Trigonometry
by
Gyani

93
views
jeemain2014
jeemain2019maths
0
votes
1
answer
Cos190.cos10+sin190.sin10= a)2 b)0 c)1 d)1
asked
Mar 14
in
Trigonometry
by
Brainiak
(
6.0k
points)

25
views
trigonometry
+1
vote
1
answer
The value of cos π/2^2.cosπ/2^3..... .cosπ/2^10.sinπ/2^10
asked
Mar 14
in
Trigonometry
by
Brainiak
(
6.0k
points)

60
views
jeemain2019maths
0
votes
1
answer
tanA/(1cotA) + cotA/(1tanA) can be written as
asked
Mar 11
in
Trigonometry
by
Ajink Gupta
(
4.0k
points)

37
views
jeemain2019maths
+1
vote
1
answer
cos210°  cos10°cos50° + cos250° is equal to (1) 3/2 (2) 3/4 (3) 3/2(cos20° + 1) (4) 3/4(cos20° + 1)
asked
Mar 11
in
Trigonometry
by
Ajink Gupta
(
4.0k
points)

104
views
jeemain2019maths
0
votes
1
answer
Two vertical poles of heights, 20 m and 80 m stand a part on a horizontal plane
asked
Mar 10
in
Trigonometry
by
Ajink Gupta
(
4.0k
points)

9
views
jeemain2019maths
0
votes
1
answer
If cos (α + β) = 4/5 and sin (α – β) = 5/13 , where they lie between 0 and π/4, find the value of tan2α
asked
Mar 10
in
Trigonometry
by
Ajink Gupta
(
4.0k
points)

44
views
jeemain2019maths
+1
vote
1
answer
If alpha=cos^1(3/5) , beta=tan^1(1/3), where 0<alpha,beta<π/4 , then alphabeta is equal to
asked
Mar 10
in
Trigonometry
by
Ajink Gupta
(
4.0k
points)

61
views
jeemain2019maths
0
votes
1
answer
The maximum value of 3cos theta+5sin{thetaπ/6) for any real value of theta is
asked
Mar 10
in
Trigonometry
by
Ajink Gupta
(
4.0k
points)

34
views
jeemain2019maths
+2
votes
1
answer
The sum of all values of θ ∈ (0, π/2) satisfying sin2 2θ + cos4 2θ = 3/4 is
asked
Mar 10
in
Trigonometry
by
Brainiak
(
6.0k
points)

29
views
jeemain
maths
+1
vote
1
answer
If 5(tan 2 x−cos 2 x)=2cos2x+9, then the value of cos4x is
asked
Mar 9
in
Trigonometry
by
Brainiak
(
6.0k
points)

20
views
maths
jeemain
0
votes
1
answer
Functions jee main important imp notes
asked
Mar 8
in
Trigonometry
by
Topper11
(
3.1k
points)

13
views
To see more, click for the
full list of questions
or
popular tags
.
Ask a question:
All categories
JEEmain
215
Physics
123
chemistry
37
Mathematics
54
All
23
Trigonometry
16
Complexnumber
5
Probability
2
Limits
0
Functions
0
Binomial
1
Determinants&matrices
0
Other
0
Integrals calculus
1
Vector
2
Matrices
0
MHTCET
22
maharashtra state board
164
11th Science Maharashtra Board
86
12th Science Maharashtra Board
2
questionhub
3
general
7
computerscience
18
Exam papers
5
Recent questions in Trigonometry
531
questions
508
answers
8
comments
12
users