if a square + 1 = a , then find out the value a cube?
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Answer:½+3i/2 or ½-3i/2
Step-by-step explanation:
a²+1=a
a²-a+1=0
a= 1±√(1-4×1×1)/2×1
a= 1±√(1-4)/2
a=1±√(-3)/2
a=(1±3i)/2
a=(½ ± 3i/2)
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