x^2+5x+21/2=0

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Solution for x^2+5x+21/2=0 equation: 


x in (-oo:+oo)

x^2+5*x+21/2 = 0

x^2+5*x+21/2 = 0

DELTA = 5^2-(1*4*21/2)

DELTA = -17

DELTA < 0

x belongs to the empty set

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