X^2+(5/2)X-(7/2)=0

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Solution for X^2+(5/2)X-(7/2)=0 equation: 


X in (-oo:+oo)

X^2+(5/2)*X-(7/2) = 0

X^2+(5/2)*X-7/2 = 0

X^2+5/2*X-7/2 = 0

DELTA = (5/2)^2-(-7/2*1*4)

DELTA = 81/4

DELTA > 0

X = ((81/4)^(1/2)-5/2)/(1*2) or X = (-(81/4)^(1/2)-5/2)/(1*2)

X = 1 or X = -7/2

X in { -7/2, 1 }

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