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ktluo

  • 4 years ago

To use your calculator to find cot^-1(x)-π/2tan^-1(x).

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  1. dumbcow
    • 4 years ago
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    are you graphing this? otherwise you need a x-value

  2. dumbcow
    • 4 years ago
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    cot^-1(x) = tan^-1(1/x) if that helps

  3. Mr.crazzy
    • 4 years ago
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    If u want to find "x" then you use cot^-1(x)=1/cot(x) and tan^-1(x)=1/tan(x) cot^-1(x) =Π/2 tan^-1(x) tan(x)=Π/2*[1/tan(x)] tan^2(x)=Π/2 tan(x)=√(Π/2) X=tan^-1[√(Π/2)]

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