यदि वक्रों $y = a^x$ और $y = b^x$ के बीच का कोण $\alpha$ है,तो $\tan \alpha$ का मापांक ज्ञात कीजिए।

  • A
    $\frac{a - b}{1 + ab}$
  • B
    $\frac{\log a + \log b}{1 - \log a \log b}$
  • C
    $\frac{a + b}{1 - ab}$
  • D
    $\frac{\log a - \log b}{1 + \log a \log b}$

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Similar Questions

$\frac{d}{dx} \left( \log \sqrt{\frac{1+\sin x}{1-\sin x}} \right) = $

$\frac{d}{dx} \log \tan \left( \frac{\pi}{4} + \frac{x}{2} \right) = $

अवकलन ज्ञात कीजिए: $\frac{d}{dx}(\log_7(\log_7 x))$

यदि $y = \log_{\sin x} (\tan x)$ है,तो $\left( \frac{dy}{dx} \right)_{\pi/4}$ का मान ज्ञात कीजिए।

$\frac{d}{dx} [\log(\cos x)]$

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