Gr 11 Wiskunde Hfst 6: Verminderingsformule
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Questions and Answers

Wat is die waarde van sin(180° - θ) in terme van sin(θ)?

  • -sin(θ)
  • sin(θ) (correct)
  • cos(θ)
  • tan(θ)
  • Wanneer P(√3, 1) en P' op die sirkel met radius 2 geleë is, wat is die koördinate van P'?

  • (√3, 1)
  • (√3, -1)
  • (-√3, -1)
  • (-√3, 1) (correct)
  • Wanneer θ = 30°, wat is die waarde van cos(180° - θ)?

  • -1/2 (correct)
  • -√3/2
  • √3/2
  • 1/2
  • Wanneer θ = 30°, wat is die waarde van tan(180° + θ)?

    <p>-tan(θ)</p> Signup and view all the answers

    Wanneer θ = 30°, wat is die waarde van sin(180° + θ)?

    <p>sin(θ)</p> Signup and view all the answers

    Waarom is die funksie sin(180° - θ) = sin(θ)?

    <p>Omdat die punte P en P' simmetries is om die y-as</p> Signup and view all the answers

    Wanneer punte P en P' simmetries is om die oorsprong, wat is die koördinate van P'?

    <p>(-x, -y)</p> Signup and view all the answers

    Waar is die sin(180° + θ) gelyk aan?

    <p>-sin(θ)</p> Signup and view all the answers

    Waar is die cos(360° - θ) gelyk aan?

    <p>cos(θ)</p> Signup and view all the answers

    Waar is die tan(180° + θ) gelyk aan?

    <p>tan(θ)</p> Signup and view all the answers

    Waar is die sin(90° + θ) gelyk aan?

    <p>cos(θ)</p> Signup and view all the answers

    Waar is die cos(90° + θ) gelyk aan?

    <p>-sin(θ)</p> Signup and view all the answers

    Waar is die sin(360° + θ) gelyk aan?

    <p>sin(θ)</p> Signup and view all the answers

    Waar is die cos(360° + θ) gelyk aan?

    <p>cos(θ)</p> Signup and view all the answers

    Waar is die sin(-θ) gelyk aan?

    <p>-sin(θ)</p> Signup and view all the answers

    Waar is die cos(-θ) gelyk aan?

    <p>cos(θ)</p> Signup and view all the answers

    Watter is die waarde van cos(180° + θ) in terme van cos(θ)?

    <p>-cos(θ)</p> Signup and view all the answers

    Wanneer θ = 60°, wat is die waarde van sin(180° - θ)?

    <p>1/2</p> Signup and view all the answers

    Watter is die waarde van tan(180° - θ) in terme van tan(θ)?

    <p>-tan(θ)</p> Signup and view all the answers

    Wanneer θ = 45°, wat is die waarde van cos(180° + θ)?

    <p>-1/√2</p> Signup and view all the answers

    Watter is die waarde van sin(360° - θ) in terme van sin(θ)?

    <p>sin(θ)</p> Signup and view all the answers

    Watter is die waarde van cos(180° - θ) wanneer θ = 0°?

    <p>-1</p> Signup and view all the answers

    Wanneer punt P(√3, 1) en punt P' simmetries is om die x-as, wat is die koördinate van P'?

    <p>(√3, -1)</p> Signup and view all the answers

    Wanneer θ = 45°, wat is die waarde van sin(90° + θ)?

    <p>-sin 45°</p> Signup and view all the answers

    Wanneer punt P(√3, 1) en punt P' simmetries is om die oorsprong, wat is die koördinate van P'?

    <p>(-√3, -1)</p> Signup and view all the answers

    Waar is die funksie tan(180° + θ) gelyk aan in terme van θ?

    <p>tan θ</p> Signup and view all the answers

    Wanneer θ = 60°, wat is die waarde van cos(360° - θ)?

    <p>cos 60°</p> Signup and view all the answers

    Waar is die funksie sin(360° - θ) gelyk aan in terme van θ?

    <p>-sin θ</p> Signup and view all the answers

    Waar is die funksie cos(90° - θ) gelyk aan in terme van θ?

    <p>sin θ</p> Signup and view all the answers

    Wanneer θ = 30°, wat is die waarde van sin(90° - θ)?

    <p>cos 30°</p> Signup and view all the answers

    Waar is die funksie tan(-θ) gelyk aan in terme van θ?

    <p>-tan θ</p> Signup and view all the answers

    Wanneer punt P(√3, 1) en punt P' simmetries is om die lyn y = x, wat is die koördinate van P'?

    <p>(1, √3)</p> Signup and view all the answers

    Wanneer θ = 45°, wat is die waarde van sin(180° + θ) in terme van sin(θ)?

    <p>-sin(θ)</p> Signup and view all the answers

    Wanneer θ = 60°, wat is die waarde van cos(360° - θ) in terme van cos(θ)?

    <p>cos(θ)</p> Signup and view all the answers

    Wanneer P en P' simmetries is om die y-as, wat is die waarde van tan(180° + θ) in terme van tan(θ)?

    <p>-tan(θ)</p> Signup and view all the answers

    Wanneer θ = 30°, wat is die waarde van sin(360° - θ) in terme van sin(θ)?

    <p>sin(θ)</p> Signup and view all the answers

    Wanneer P en P' simmetries is om die oorsprong, wat is die waarde van cos(180° - θ) in terme van cos(θ)?

    <p>-cos(θ)</p> Signup and view all the answers

    Wanneer θ = 45°, wat is die waarde van tan(90° + θ) in terme van tan(θ)?

    <p>-tan(θ)</p> Signup and view all the answers

    Wanneer $ heta = 45^\circ$, wat is die waarde van $\sin(180^\circ + heta)$?

    <p>-$\sin 45^\circ$</p> Signup and view all the answers

    Wanneer $ heta = 60^\circ$, wat is die waarde van $\cos(360^\circ - heta)$?

    <p>$\cos 60^\circ$</p> Signup and view all the answers

    Wanneer $ heta = 30^\circ$, wat is die waarde van $ an(90^\circ - heta)$?

    <p>$\cot 30^\circ$</p> Signup and view all the answers

    Wanneer $ heta = 45^\circ$, wat is die waarde van $\cos(180^\circ - heta)$?

    <p>-$\cos 45^\circ$</p> Signup and view all the answers

    Wanneer $ heta = 60^\circ$, wat is die waarde van $\sin(360^\circ + heta)$?

    <p>$\sin 60^\circ$</p> Signup and view all the answers

    Wanneer $ heta = 30^\circ$, wat is die waarde van $ an(90^\circ + heta)$?

    <p>-$ an 30^\circ$</p> Signup and view all the answers

    Wanneer $ heta = 45^\circ$, wat is die waarde van $\sin(90^\circ + heta)$?

    <p>$\cos 45^\circ$</p> Signup and view all the answers

    Wanneer $ heta = 60^\circ$, wat is die waarde van $\cos(180^\circ + heta)$?

    <p>-$\cos 60^\circ$</p> Signup and view all the answers

    Wanneer $ heta = 30^\circ$, wat is die waarde van $ an(- heta)$?

    <p>-$ an 30^\circ$</p> Signup and view all the answers

    Wanneer $ heta = 45^\circ$, wat is die waarde van $\sin(- heta)$?

    <p>-$\sin 45^\circ$</p> Signup and view all the answers

    Wanneer θ = 45°, wat is die waarde van cos(90° + θ) in terme van cos(θ)?

    <p>cos(θ)</p> Signup and view all the answers

    Die koördinate van P' is (-√3, 1) wanneer θ = 30°. Wat is die waarde van tan(180° + θ)?

    <p>-tan(θ)</p> Signup and view all the answers

    Wanneer θ = 60°, wat is die waarde van sin(360° - θ) in terme van sin(θ)?

    <p>sin(θ)</p> Signup and view all the answers

    Die punt P(√3, 1) en die punt P' is simmetries om die y-as. Wat is die waarde van cos(180° - θ)?

    <p>-cos(θ)</p> Signup and view all the answers

    Wanneer θ = 30°, wat is die waarde van tan(90° + θ) in terme van tan(θ)?

    <p>-tan(θ)</p> Signup and view all the answers

    Wanneer θ = 45°, wat is die waarde van sin(180° + θ) in terme van sin(θ)?

    <p>sin(θ)</p> Signup and view all the answers

    Wanneer punt P(√3, 1) en punt P' simmetries is om die oorsprong, wat is die koördinate van P'?

    <p>(-√3, -1)</p> Signup and view all the answers

    Wat is die waarde van sin(90° + θ) in terme van sin(θ) en cos(θ)?

    <p>cos(θ)</p> Signup and view all the answers

    Wanneer θ = 60°, wat is die waarde van sin(360° - θ) in terme van sin(θ)?

    <p>sin(θ)</p> Signup and view all the answers

    Wanneer θ = 45°, wat is die waarde van cos(180° + θ) in terme van cos(θ)?

    <p>-cos(θ)</p> Signup and view all the answers

    Wanneer θ = 30°, wat is die waarde van tan(90° - θ) in terme van tan(θ)?

    <p>tan(θ)</p> Signup and view all the answers

    Wat is die waarde van sin(180° - θ) in terme van sin(θ)?

    <p>sin(θ)</p> Signup and view all the answers

    Wanneer θ = 60°, wat is die waarde van cos(360° + θ) in terme van cos(θ)?

    <p>cos(θ)</p> Signup and view all the answers

    Wanneer θ = 45°, wat is die waarde van tan(180° + θ) in terme van tan(θ)?

    <p>tan(θ)</p> Signup and view all the answers

    Wat is die waarde van cos(90° + θ) in terme van sin(θ) en cos(θ)?

    <p>-sin(θ)</p> Signup and view all the answers

    Wanneer θ = 30°, wat is die waarde van sin(90° + θ) in terme van sin(θ) en cos(θ)?

    <p>cos(θ)</p> Signup and view all the answers

    Wanneer θ = 45°, wat is die waarde van sin(180° - θ) in terme van sin(θ)?

    <p>sin(θ)</p> Signup and view all the answers

    Wanneer P en P' simmetries is om die y-as, wat is die waarde van cos(180° + θ) in terme van cos(θ)?

    <p>-cos(θ)</p> Signup and view all the answers

    Wanneer θ = 60°, wat is die waarde van tan(180° - θ) in terme van tan(θ)?

    <p>-tan(θ)</p> Signup and view all the answers

    Wanneer P en P' simmetries is om die x-as, wat is die koördinate van P' wanneer P(√3, 1) is?

    <p>(-√3, 1)</p> Signup and view all the answers

    Wanneer θ = 30°, wat is die waarde van sin(360° - θ) in terme van sin(θ)?

    <p>sin(θ)</p> Signup and view all the answers

    Wanneer puntos P en P' simmetries is om die oorsprong, wat is die koördinate van P'?

    <p>(-x, -y)</p> Signup and view all the answers

    Wat is die waarde van sin(360° - θ) in terme van sin(θ)?

    <p>-sin(θ)</p> Signup and view all the answers

    Wat is die waarde van cos(90° + θ) in terme van sin(θ)?

    <p>-sin(θ)</p> Signup and view all the answers

    Wat is die waarde van tan(180° + θ) in terme van tan(θ)?

    <p>tan(θ)</p> Signup and view all the answers

    Wanneer θ = 30°, wat is die waarde van sin(90° - θ)?

    <p>cos(30°)</p> Signup and view all the answers

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