x^2+7/4x

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Solution for x^2+7/4x equation: 


x in (-oo:+oo)

x^2+(7/4)*x = 0

x^2+7/4*x = 0

DELTA = (7/4)^2-(0*1*4)

DELTA = 49/16

DELTA > 0

x = ((49/16)^(1/2)-7/4)/(1*2) or x = (-(49/16)^(1/2)-7/4)/(1*2)

x = 0 or x = -7/4

x in { -7/4, 0 }

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