Free Online Scientific Notation Calculator Solve advanced problems in Physics, Mathematics and Engineering Math Expression Renderer, Plots, Unit Converter, Equation Solver, Complex Numbers, Calculation HistorySin 15° = (√3/2√2)(1/2√2) Sin 15° = (√3–1)/2√2 Value of Sin 15 in Decimal Since, we know, Sin 15° = (√3–1)/2√2 Let us rationalise the denominator on the Righthand side of the above expression ⇒ (√3–1)/2√2 Multiply and divide √2 ⇒ (√3–1)/2√2 x (√2/√2) ⇒ Rationalising denominator of irrational number Add (3√27√3) and (√2−5√3) You are here Divide 5√11 by 3√33
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