જો $\cos ^{-1} x+\cos ^{-1} y+\cos ^{-1} z=3 \pi$ હોય, તો

  • A
    $x+y+z-3=0$
  • B
    $x+y+z+3=0$
  • C
    $x+2 y+3 z-5=0$
  • D
    $x-y-z=0$

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Similar Questions

$\tan^{-1}4x + \tan^{-1}6x = \frac{\pi}{6}$ ના ઉકેલોની સંખ્યા શોધો, જ્યાં $-\frac{1}{2\sqrt{6}} < x < \frac{1}{2\sqrt{6}}$ છે.

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.

જો $y = \sin^{-1}(2x\sqrt{1-x^2})$ હોય અને $-\frac{1}{\sqrt{2}} < x < \frac{1}{\sqrt{2}}$ હોય,તો $\frac{dy}{dx}$ શોધો.

જો $2 \sin^{-1} x - 3 \cos^{-1} x = 4$ હોય, તો $2 \sin^{-1} x + 3 \cos^{-1} x =$ ની કિંમત શોધો.

$\sin ^{-1}(\cos(\sin ^{-1} x)) + \cos ^{-1}(\sin(\cos^{-1} x)) = \text{ . . . . . . }$

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