" 13."tan^(-1)(cos x)=tan^(-1)(2cosec x)...

" 13."tan^(-1)(cos x)=tan^(-1)(2cosec x)

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" 13."tan^(-1)(cos x)=tan^(-1)(2cosec x)
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tan ^ (- 1) ((cos x-sin x) / (cos x + sin x)) = tan ^ (- 1) ((1-tan x)...
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tan ^ (- 1) ((cos x) / (1-tan x))
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(tan A)/(1+sec A)-(tan A)/(1-sec A)=2cosec A
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निम्न फलनों का x के सापेक्ष अवकलन कीजिए । (i) tan^(-1) ((sin x +...
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Solve the equation 2 tan ^(-1)(cosx)=tan^(-1)(2cosec x).
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2 tan ^(-1) (Cos x) = tan ^(-1) (2 "cosec"x)
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If log2(sinx)-log2(cos x)-log2(1-tan x)-log2(1+ tan x)=-1 then tan 2...
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