
Examples
Last updated at Dec. 16, 2024 by Teachoo
Transcript
Example 8 Find the value of sin (31" " π" " )/3 sin 𝟑𝟏𝝅" " /𝟑 = sin (10π + 𝟏/𝟑 "π ") = sin (5 × (2π) + 1/3 "π ") = sin (𝟏/𝟑 " π" ) = sin (1/3 " × 180°" ) = sin 60° = √𝟑/𝟐