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Given that sinα = 1/2 and cosβ = 1/2, then the value of (α+ β) is
25
Nov
Given that sinα = 1/2 and cosβ = 1/2, then the value of (α+ β) is Given that sinα = 1/2 and cosβ = 1/2 then the value of (α+ β) is November 25, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,
If sinA + sin^2A = 1, then the value of the expression (cos^2A + cos^4A) is
25
Nov
If sinA + sin^2A = 1, then the value of the expression (cos^2A + cos^4A) is If sinA + sin^2A = 1 then the value of the expression (cos^2A + cos^4A) is November 25, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,
If ∆ABC is right angled at C, then the value of cos (A+B) is
25
Nov
If ∆ABC is right angled at C, then the value of cos (A+B) is If ∆ABC is right angled at C then the value of cos (A+B) is November 25, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,
If cos 9α = sina and 9α < 90°, then the value of tan 5α is
25
Nov
If cos 9α = sina and 9α < 90°, then the value of tan 5α is If cos 9α = sina and 9α < 90° then the value of tan 5α is November 25, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,
The value of (tan1° tan2° tan3° … tan89°) is
25
Nov
The value of (tan1° tan2° tan3° … tan89°) is The value of (tan1° tan2° tan3° … tan89°) is November 25, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,
If cos (α + β) = 0, then sin (α – β) can be reduced to
25
Nov
If cos (α + β) = 0, then sin (α – β) can be reduced to If cos (α + β) = 0 then sin (α – β) can be reduced to November 25, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,
Given that sinθ = a/b, then cos theta is equal to
25
Nov
Given that sinθ = a/b, then cos theta is equal to Given that sinθ = a/b then cos theta is equal to November 25, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,
The value of the expression [cosec (75° + θ) – sec (15° – θ) – tan (55° + θ) + cot (35° – θ)] is
25
Nov
The value of the expression [cosec (75° + θ) – sec (15° – θ) – tan (55° + θ) + cot (35° – θ)] is The value of the expression [cosec (75° + θ) – sec (15° – θ) – tan (55° + θ) + cot (35° – θ)] is November 25, 2020 Category: Chapter [...]
If sin A = 1/2, then the value of cot A is
25
Nov
If sin A = 1/2, then the value of cot A is If sin A = 1/2 then the value of cot A is November 25, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,
If cos A = 4/5 , then the value of tan A is
25
Nov
If cos A = 4/5 , then the value of tan A is If cos A = 4/5 then the value of tan A is November 25, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,