Question 16 options: 336527{\"version\":\"1.1\",\"math\":\"<math xmlns=\"http://
ID: 2910384 • Letter: Q
Question
Question 16 options:
336527{"version":"1.1","math":"<math xmlns="http://www.w3.org/1998/Math/MathML"><mstyle mathsize="10px"><mrow><mo>-</mo><mfrac><mn>336</mn><mn>527</mn></mfrac></mrow></mstyle></math>"}
526527{"version":"1.1","math":"<math xmlns="http://www.w3.org/1998/Math/MathML"><mstyle mathsize="10px"><mrow><mo>-</mo><mfrac><mn>526</mn><mn>527</mn></mfrac></mrow></mstyle></math>"}
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336527{"version":"1.1","math":"<math xmlns="http://www.w3.org/1998/Math/MathML"><mstyle mathsize="10px"><mrow><mo>-</mo><mfrac><mn>336</mn><mn>527</mn></mfrac></mrow></mstyle></math>"}
526527{"version":"1.1","math":"<math xmlns="http://www.w3.org/1998/Math/MathML"><mstyle mathsize="10px"><mrow><mo>-</mo><mfrac><mn>526</mn><mn>527</mn></mfrac></mrow></mstyle></math>"}
Explanation / Answer
sin theta=24/25
cos theta=(1-sin2theta)=(49/626)=-7/25
sin(2theta)=2sin theta cos theta=2(24/25)(-7/25)=-336/625
cos(2theta)=cos2theta-sin2theta=(49/625)-(576/625)=-527/625
tan(2theta)=sin(2theta)/cos(2theta)=336/527