What is \(\sqrt {\frac{{1 + {{\rm{\omega }}^2}}}{{1 + {\rm{\omega }}}} – McqOptions

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1.	What is \(\sqrt {\frac{{1 + {{\rm{\omega }}^2}}}{{1 + {\rm{\omega }}}}} \) equal to, where ω is the cube root of unity?
A.	1
B.	ω
C.	ω2
D.	iω, where \({\rm{i}} = \sqrt { - 1} \)
Answer» C. ω2

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