CBSE Class 11-science Answered
sets
Asked by sjrocks15 | 01 May, 2010, 08:24: PM
Expert Answer
Given set is {x:x2+x+1=0,x is an element of COMPLEX NUMBERS}
we need complex number/s which satisfies the equation x2+x+1 =0 so
x is the root of equation i.e x =(-1
3 i ) / 2
Answered by | 04 May, 2010, 04:10: PM
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