Let \( \alpha \) and \( \beta \) are the roots of the equation \( x... VIDEO
Let \( \alpha \) and \( \beta \) are the roots of the equation \( x^{2}+x+1=0 \) then
(a) \( \alpha^{2}+\beta^{2}=4 \)
(b) \( (\alpha-\beta)^{2}=3 \)
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(c) \( \alpha^{3}+\beta^{3}=2 \)
(d) \( \alpha^{4}+\beta^{4}=1 \)
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