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Prove the following: 7. tan(π/4 + x) / tan(π/4 – x) = (1 + tan x / 1 – tan x)^2
22
Oct
Prove the following: 7. tan(π/4 + x) / tan(π/4 – x) = (1 + tan x / 1 – tan x)^2 Prove the following: 7. tan(π/4 + x) / tan(π/4 - x) = (1 + tan x / 1 - tan x)^2 October 22, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT [...]
Prove the following: 6. cos(π/4-x)cos(π/4-y)-sin(π/4-x)sin(π/4-y) = sin (x+y)
22
Oct
Prove the following: 6. cos(π/4-x)cos(π/4-y)-sin(π/4-x)sin(π/4-y) = sin (x+y) Prove the following: 6. cos(π/4-x)cos(π/4-y)-sin(π/4-x)sin(π/4-y) = sin (x+y) October 22, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class 11 ,
5. Find the value of: (ii) tan 15°
22
Oct
5. Find the value of: (ii) tan 15° 5. Find the value of: (ii) tan 15° October 22, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class 11 ,
5. Find the value of: (i) sin 75°
22
Oct
5. Find the value of: (i) sin 75° 5. Find the value of: (i) sin 75° October 22, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class 11 ,
Prove that: 2sin^2 3π/4 + 2cos^2 π/4 + 2sec^2 π/3 = 10
22
Oct
Prove that: 2sin^2 3π/4 + 2cos^2 π/4 + 2sec^2 π/3 = 10 Prove that: 2sin^2 3π/4 + 2cos^2 π/4 + 2sec^2 π/3 = 10 October 22, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class 11 ,
Prove that: 3. cot^2 π/6 + cosec 5π/6 + 3 tan^2 π/6 = 6
22
Oct
Prove that: 3. cot^2 π/6 + cosec 5π/6 + 3 tan^2 π/6 = 6 Prove that: 3. cot^2 π/6 + cosec 5π/6 + 3 tan^2 π/6 = 6 October 22, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class 11 ,
Prove that: 2. 2sin^2 6/π + cosec^2 7π/6 cos^2 π/3 = 3/2
22
Oct
Prove that: 2. 2sin^2 6/π + cosec^2 7π/6 cos^2 π/3 = 3/2 Prove that: 2. 2sin^2 6/π + cosec^2 7π/6 cos^2 π/3 = 3/2 October 22, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class 11 ,
Prove that: 1. sin^2 π/6 + cos^2 3/π – tan^2 = -1/2
22
Oct
Prove that: 1. sin^2 π/6 + cos^2 3/π – tan^2 = -1/2 Prove that: 1. sin^2 π/6 + cos^2 3/π – tan^2 = -1/2 October 22, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class 11 ,
Find the values of the trigonometric functions in Exercises 6 to 10. 10. cot (–15π/4)
22
Oct
Find the values of the trigonometric functions in Exercises 6 to 10. 10. cot (–15π/4) Find the values of the trigonometric functions in Exercises 6 to 10. 10. cot (–15π/4) October 22, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class 11 ,
Find the values of the trigonometric functions in Exercises 6 to 10. 9. sin (–11π/3)
22
Oct
Find the values of the trigonometric functions in Exercises 6 to 10. 9. sin (–11π/3) Find the values of the trigonometric functions in Exercises 6 to 10. 9. sin (–11π/3) October 22, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class 11 ,