A) 0
B) \[-1\]
C) \[\omega \]
D) 2
E) \[-2\]
Correct Answer: A
Solution :
\[{{(1+\omega )}^{3}}-{{(1+{{\omega }^{2}})}^{3}}\] \[={{(-{{\omega }^{2}})}^{3}}-{{(-\omega )}^{3}}\] \[=-{{(-{{\omega }^{3}})}^{2}}+{{(\omega )}^{3}}=-1+1=0\]You need to login to perform this action.
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