lindsayallen
tan2theta  cot2theta = 0 for 0 < theta < 180degrees



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sauravshakya
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cot2theta=1/tan2theta

sauravshakya
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does it help?

lindsayallen
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All o fthe answers are in the form of degrees.. Any more help?

sauravshakya
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tan2theta  1/tan2theta =0
dw:1353241584483:dw

sauravshakya
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Let x=2 theta then,
dw:1353241665933:dw

sauravshakya
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Now, solve for x and later substitute it in x=2 theta to find thea

sauravshakya
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can u?

lindsayallen
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I just ran out of time on my test.. thank you for helping

sauravshakya
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test???