factorise X square + X + 1
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x^2+x+1
compare with ax^2+bx+C
so, a=1, b=1, C=1
√(b^2-4ac)=√(1-4)= √(-3)
so, it's roots are not real
compare with ax^2+bx+C
so, a=1, b=1, C=1
√(b^2-4ac)=√(1-4)= √(-3)
so, it's roots are not real
alfaze2:
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