ધારો કે $\tan ^{-1}\left(\tan \frac{5 \pi}{4}\right) = \alpha$ અને $\tan ^{-1}\left(-\tan \frac{2 \pi}{3}\right) = \beta$. તો:

  • A
    $\alpha > \beta$
  • B
    $4 \alpha - 3 \beta = 0$
  • C
    $\alpha + \beta = \frac{5 \pi}{12}$
  • D
    કોઈ નહીં

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Similar Questions

જો $f(n) = \tan^{-1} \left( \frac{e-1}{e^{-n} + e^{n+1}} \right)$ દરેક $n \in N$ માટે હોય,તો $\sum_{n=1}^\infty f(n)$ ની કિંમત શોધો.

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

$\tan \left[ \cos^{-1} \frac{4}{5} + \tan^{-1} \frac{2}{3} \right] =$

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 $\frac{\sin ^{-1} x}{a}=\frac{\cos ^{-1} x}{b}=\frac{\tan ^{-1} y}{c}$ અને $0 < x < 1$ હોય,તો $\cos \left(\frac{\pi c}{a + b}\right)$ ની કિંમત શોધો.

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