Chapter 8 – Introduction to Trigonometry
sin (45° + θ ) – cos (45° – θ) is equal to
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Nov
sin (45° + θ ) – cos (45° – θ) is equal to sin (45° + θ ) – cos (45° – θ) is equal to November 25, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,
lf sinθ – cosθ = 0, then the value of (sin^4 θ + cos^4 θ) is
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Nov
lf sinθ – cosθ = 0, then the value of (sin^4 θ + cos^4 θ) is lf sinθ – cosθ = 0 then the value of (sin^4 θ + cos^4 θ) is November 25, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,
lf 4 tanθ = 3, then (4sinθ−cosθ/4sinθ+cosθ) is equal to
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Nov
lf 4 tanθ = 3, then (4sinθ−cosθ/4sinθ+cosθ) is equal to lf 4 tanθ = 3 then (4sinθ−cosθ/4sinθ+cosθ) is equal to November 25, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,
The value of the expression ( sin^2 22 degree + sin^2 68 degree/ cos^2 22 degree + cos^2 68 degree + sin^2 63 degree + cos 63 degree sin 27 degree)
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Nov
The value of the expression ( sin^2 22 degree + sin^2 68 degree/ cos^2 22 degree + cos^2 68 degree + sin^2 63 degree + cos 63 degree sin 27 degree) The value of the expression ( sin^2 22 degree + sin^2 68 degree/ cos^2 22 degree + cos^2 68 degree + sin^2 63 degree [...]
Given that sinα = 1/2 and cosβ = 1/2, then the value of (α+ β) is
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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
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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
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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
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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
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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
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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 ,