Maths
Prove that: 6. (sin 7x + sin 5x ) + (sin 9x + sin 3x ) / (cos 7x + cos 5x ) + (cos 9x + cos 3x ) = tan 6
24
Oct
Prove that: 6. (sin 7x + sin 5x ) + (sin 9x + sin 3x ) / (cos 7x + cos 5x ) + (cos 9x + cos 3x ) = tan 6 Prove that: 6. (sin 7x + sin 5x ) + (sin 9x + sin 3x ) / (cos 7x + cos 5x [...]
Prove that: 5. sin x + sin 3x + sin 5x + sin 7x = 4 cos x cos 2x sin 4x
24
Oct
Prove that: 5. sin x + sin 3x + sin 5x + sin 7x = 4 cos x cos 2x sin 4x Prove that: 5. sin x + sin 3x + sin 5x + sin 7x = 4 cos x cos 2x sin 4x October 24, 2021 Category: Chapter 3 - Trigonometric Functions , Maths [...]
Prove that: 4. (cos x – cos y)^2 + (sin x – sin y)^2 = 4 sin^2 x – y/2
24
Oct
Prove that: 4. (cos x – cos y)^2 + (sin x – sin y)^2 = 4 sin^2 x – y/2 Prove that: 4. (cos x – cos y)^2 + (sin x – sin y)^2 = 4 sin^2 x - y/2 October 24, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class [...]
Prove that: 3. (cos x + cos y)^2 + (sin x – sin y)^2 = 4 cos^2 x + y/2
24
Oct
Prove that: 3. (cos x + cos y)^2 + (sin x – sin y)^2 = 4 cos^2 x + y/2 Prove that: 3. (cos x + cos y)^2 + (sin x – sin y)^2 = 4 cos^2 x + y/2 October 24, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class [...]
Prove that: 2. (sin 3x + sin x) sin x + (cos 3x – cos x) cos x = 0
24
Oct
Prove that: 2. (sin 3x + sin x) sin x + (cos 3x – cos x) cos x = 0 Prove that: 2. (sin 3x + sin x) sin x + (cos 3x – cos x) cos x = 0 October 24, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class [...]
Prove that: 1. 2cos π/13 cos 9π/13 + cos 3π/13 + cos 5π/13 = 0
24
Oct
Prove that: 1. 2cos π/13 cos 9π/13 + cos 3π/13 + cos 5π/13 = 0 Prove that: 1. 2cos π/13 cos 9π/13 + cos 3π/13 + cos 5π/13 = 0 October 24, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class 11 ,
Find the general solution for each of the following equations: 9. sin x + sin 3x + sin 5x = 0
24
Oct
Find the general solution for each of the following equations: 9. sin x + sin 3x + sin 5x = 0 Find the general solution for each of the following equations: 9. sin x + sin 3x + sin 5x = 0 October 24, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT [...]
Find the general solution for each of the following equations: 8. sec^2 2x = 1– tan 2x
24
Oct
Find the general solution for each of the following equations: 8. sec^2 2x = 1– tan 2x Find the general solution for each of the following equations: 8. sec^2 2x = 1– tan 2x October 24, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class 11 ,
Find the general solution for each of the following equations: 7. sin 2x + cos x = 0
24
Oct
Find the general solution for each of the following equations: 7. sin 2x + cos x = 0 Find the general solution for each of the following equations: 7. sin 2x + cos x = 0 October 24, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class 11 ,
Find the general solution for each of the following equations: 6. cos 3x + cos x – cos 2x = 0
24
Oct
Find the general solution for each of the following equations: 6. cos 3x + cos x – cos 2x = 0 Find the general solution for each of the following equations: 6. cos 3x + cos x – cos 2x = 0 October 24, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT [...]