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(sec x-cos x)/(tan x)

Nov 19th, 2014

(sec x-cos x)/(tan x)

(1/cos x – cos x)/(sinx /cox)

(1-cos 2  x)/cosx * cos x /sinx = (1-cos 2  x)/sinx = sin 2  x/sin x =sin x

Answer: sin x

Nov 19th, 2014

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Nov 19th, 2014
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Nov 19th, 2014
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