$2 \tan ^{-1} \frac{1}{2} + \tan ^{-1} \frac{3}{8}$ નું મૂલ્ય શું છે?

  • A
    $\tan ^{-1} \left( \frac{42}{24} \right)$
  • B
    $2 \tan ^{-1} \left( \frac{42}{24} \right)$
  • C
    $\tan ^{-1} \left( \frac{24}{41} \right)$
  • D
    $\tan ^{-1} \left( \frac{41}{12} \right)$

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Similar Questions

$\sin ^{-1}\left(\frac{3}{5}\right)-\sin ^{-1}\left(\frac{8}{17}\right)=$ . . . . . .

જો $\sin \left( \sin^{-1} \frac{1}{5} + \cos^{-1} x \right) = 1$ હોય,તો $x$ ની કિંમત શોધો.

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[ {\frac{1}{2}{{\sin }^{ - 1}}\left( {\frac{{2a}}{{1 + {a^2}}}} \right) + \frac{1}{2}{{\cos }^{ - 1}}\left( {\frac{{1 - {a^2}}}{{1 + {a^2}}}} \right)} \right] = $

ધારો કે $f(x) = \cos^{-1}\left(\frac{2x}{1+x^2}\right) + \sin^{-1}\left(\frac{1-x^2}{1+x^2}\right)$,તો $f(1) + f(2)$ ની કિંમત શોધો.

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