Diketahui bahwa (cos²x-sin²x)/sinx.cosx = a, maka cot²x + tan²x =... Ccos2, X - sin2x Diketahui bahwa = @, sin X COS X cot2x + tan2x = (A) a2 + 2 (B) a2 + 1 (C) a2 (D) 1 - a2 (E) 2 - a2
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We want to find the value of $\cot^2x + \tan^2x$. Recall that $\cot x = \frac{\cos x}{\sin x}$ and $\tan x = \frac{\sin x}{\cos x}$. So, we can rewrite the expression we want to find as: $\cot^2x + \tan^2x = \left(\frac{\cos x}{\sin x}\right)^2 + Show more…
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