Answer
Step by step text solution for Prove that: (a) (sin 2 theta)/(1+cos 2 theta)=tan theta (b) (1+sin 2 theta+2theta)/(1+sin2 theta-cos 2 theta)=cot theta by MATHS experts to help you in doubts & scoring excellent marks in Class 12 exams.
|
Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
Knowledge Check
A
B
C
D
Similar Questions
Explore conceptually related problems
ALLEN-COMPOUND ANGLES-Yourself
- The radius of a circle is 30 cm. find the length of an arc this circle...
01:54
|
- If cot theta=(4)/(3), then find the value of sin theta,cos theta and ...
05:42
|
- If cos theta=-(1)/(2) and piltthetalt(3pi)/(2), then find the value of...
06:15
|
- If sin A=(3)/(5) and cos B=(9)/(41),0gltA,Blt(pi)/(2), then find the ...
08:56
|
- Simply (sin75^(@)-sin15^(@))/(cos75^(@)+cos15^(@)) Prove that (a) ...
Text Solution
|
- Prove that: (a) (sin 2 theta)/(1+cos 2 theta)=tan theta (b) (1+sin 2...
04:32
|
- Find the value of (a) sin(pi)/(8) (b) cos(pi)/(8) (c) tan (pi)/(8)
03:49
|
- Find the value of (a) sin(pi)/(10).sin(13pi)/(10) (b) cos^(2)48^(@)-s...
06:14
|
- If ABC D is a cyclic quadrilateral, then find the value of sinA+sinB-s...
04:52
|
- Find the maximum and minimum value of 5cos theta+3sin(theta+(pi)/(6)) ...
10:56
|
- Evaluate sin(pi/n)+sin((3pi)/n)+sin((5pi)/n)+........ to n terms.
02:41
|