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xxzeke16

  • 3 years ago

find the exact values of six trigonometric functions of theta if theta is in standard position and P is on the terminal side. P(4,-3)

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  1. anonymous
    • 3 years ago
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    |dw:1360724297136:dw|

  2. anonymous
    • 3 years ago
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    you get the hypotenuse either by pythagoras \(h^2=3^2+4^2\implies h=5\) or by remembering a 3 - 4 - 5 right triangle

  3. anonymous
    • 3 years ago
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    then use the appropriate ratios for example \[\sin(\theta)=-\frac{3}{5}\] etc

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