જો $\tan^{-1}x + \tan^{-1}y + \tan^{-1}z = \pi$ હોય,તો $x + y + z$ ની કિંમત શું થાય?

  • A
    $xyz$
  • B
    $0$
  • C
    $1$
  • D
    $2xyz$

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Similar Questions

$2{\tan ^{ - 1}}\frac{1}{3} + {\tan ^{ - 1}}\frac{1}{2} = $

જો $\sin^{-1} \frac{1}{3} + \sin^{-1} \frac{2}{3} = \sin^{-1} x$ હોય,તો $x$ ની કિંમત શોધો.

જો $y = \cot^{-1} \left( \frac{1 + x}{1 - x} \right)$ હોય,તો $\frac{dy}{dx} = $

પ્રતિ-ત્રિકોણમિતીય વિધેયોના મુખ્ય મૂલ્યોને ધ્યાનમાં લેતા,$\tan \left(\sin ^{-1}\left(\frac{3}{5}\right)-2 \cos ^{-1}\left(\frac{2}{\sqrt{5}}\right)\right)$ નું મૂલ્ય શોધો.

$\tan \left(2 \tan ^{-1} \frac{1}{5} + \sec ^{-1} \frac{\sqrt{5}}{2} + 2 \tan ^{-1} \frac{1}{8}\right)$ ની કિંમત શોધો.

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