Ex 3.2, 8 - Chapter 3 Class 11 Trigonometric Functions
Last updated at August 17, 2026 by Teachoo
Finding Value of trignometric functions, given angle
Negative Angle Identities
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Chapter 3 Class 11 Trigonometric Functions
Concept wise
- Radian measure - Conversion
- Arc length
- Finding Value of trignometric functions, given other functions
-
Finding Value of trignometric functions, given angle
- (x + y) formula
- 2x 3x formula - Proving
- 2x 3x formula - Finding value
- cos x + cos y formula
- 2 sin x sin y formula
- Finding Principal solutions
- Finding General Solutions
- Sine and Cosine Formula
Transcript
Ex 3.2, 8 Find the value of the trigonometric function tan 19"π" /3 tan (19 𝜋)/3 = tan 6 𝟏/𝟑 π = tan ("6π + " 1/3 " π" ) = tan ("3(2π) + " 𝟏/𝟑 " π" ) = tan (𝟏/𝟑 " π" ) = tan (1/3 " × 180°" ) = tan 60"°" = √𝟑
