જો $\frac{a}{b} \tan x > -1$ હોય,તો $\tan ^{-1}\left[\frac{a \cos x-b \sin x}{b \cos x+a \sin x}\right]$ નું સાદું રૂપ આપો.

  • A
    $\tan ^{-1} \frac{b}{a}+x$
  • B
    $\tan ^{-1} \frac{b}{a}-x$
  • C
    $\tan ^{-1} \frac{a}{b}-x$
  • D
    $\tan ^{-1} \frac{a}{b}+x$

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Similar Questions

$\tan ^{-1} \frac{3}{4} + \tan ^{-1} \frac{3}{5} - \tan ^{-1} \frac{8}{19} = $

ધારો કે $M$ અને $m$ એ અંતરાલ $[0, \frac{\pi}{2}]$ માં વિધેય $f(x) = \tan^{-1}(\sin x + \cos x)$ ની મહત્તમ અને ન્યૂનતમ કિંમતો છે. તો $\tan(M - m)$ ની કિંમત શોધો:

કિંમત શોધો: ${\tan ^{ - 1}}x + {\cot ^{ - 1}}(x + 1)$

$\tan \left(2 \tan ^{-1}\left(\frac{\sqrt{5}-1}{2}\right)\right)$ નું મૂલ્ય શોધો.

જો $\cos^{-1}\left(\frac{x}{a}\right) + \cos^{-1}\left(\frac{y}{b}\right) = \alpha$ હોય,તો $\frac{x^2}{a^2} - \frac{2xy}{ab}\cos \alpha + \frac{y^2}{b^2} = $

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