$cosec^{-1}(-\sqrt{2})$ નું મુખ્ય મૂલ્ય શોધો.

  • A
    $-\frac{\pi}{6}$
  • B
    $\frac{\pi}{3}$
  • C
    $-\frac{\pi}{2}$
  • D
    $-\frac{\pi}{4}$

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$\sin ^{-1}\left(-\frac{1}{2}\right)$ નું મુખ્ય મૂલ્ય શોધો.

$|\sin^{-1}x| = |x|$ ના ઉકેલોની સંખ્યા કેટલી છે?

જો $\cos ^{-1}\left(\frac{1}{2}\right)=\cot \left(\cos ^{-1} x\right)$ હોય,તો $x$ ની કિંમત શોધો.

$\sin ^{-1}\left(\frac{1}{\sqrt{2}}\right)$ નું મુખ્ય મૂલ્ય શોધો.

ધારો કે $\mathop {Lim}\limits_{x \to 0} \sec^{-1} \left( \frac{x}{\sin x} \right) = l$ અને $\mathop {Lim}\limits_{x \to 0} \sec^{-1} \left( \frac{x}{\tan x} \right) = m$,તો

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