$\cos (\tan^{-1} x)$ નું મૂલ્ય . . . . . . બરાબર છે : (જ્યાં $|x| < 1$)

  • A
    $\frac{1}{\sqrt{1+x^2}}$
  • B
    $\frac{1}{\sqrt{1-x^2}}$
  • C
    $\frac{x}{\sqrt{1-x^2}}$
  • D
    $\frac{x}{\sqrt{1+x^2}}$

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Similar Questions

$\tan ^{-1} \sqrt{3} - \sec ^{-1}(-2)$ ની કિંમત શોધો.

$\cot^{-1}(-\sqrt{3}) = $

જો પ્રતિ-ત્રિકોણમિતીય વિધેયો મુખ્ય કિંમતો લેતા હોય,તો $\cos ^{-1}\left(\frac{3}{10} \cos \left(\tan ^{-1}\left(\frac{4}{3}\right)\right)+\frac{2}{5} \sin \left(\tan ^{-1}\left(\frac{4}{3}\right)\right)\right)$ ની કિંમત શોધો.

અસમતા $(\cot^{-1}x)^2 - 5\cot^{-1}x + 6 > 0$ નો ઉકેલ શોધો:

કિંમત શોધો: $\cos \left(\sec ^{-1} 2\right)+\tan \left(\cot ^{-1} \sqrt{3}\right)+\sin\left(\operatorname{cosec}^{-1} \frac{2}{\sqrt{3}}\right) = $ ?

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