Difficult
If $z = i \log (2 - \sqrt{3}),$ then $\cos z = $
- A$i$
- B$2i$
- C$1$
- D$2$
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What is the square root of $\sqrt{50} + \sqrt{48}$?
Difficult
View Solution$\sqrt[3]{61 - 46\sqrt{5}} = $
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View Solution$\sinh^{-1}\left(2^{3/2}\right)$ is equal to :
$\sinh^{-1}(2) + \cosh^{-1}(2) - \tanh^{-1}\left(\frac{2}{3}\right) + \coth^{-1}(-2) = $
The square roots of the complex number $(-5-12i)$ are
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