Consider the complex number z=3\, ext{cis}\left(\dfrac{\pi}{6} ight) . Choose from below, the correct response.

Question

Consider the complex number   z=3\,	ext{cis}\left(\dfrac{\pi}{6}ight) . Choose from below, the correct response.

Answer

z^2=6\,	ext{cis}\left(\dfrac{2\pi}{3}ight)

Answer

z^2=9\,	ext{cis}\left(\dfrac{\pi}{3}ight)

Answer

z^2=9\,	ext{cis}\left(\dfrac{\pi}{12}ight)

Answer

z^2=6\,	ext{cis}\left(\dfrac{\pi}{3}ight)

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