1/2b^2+3b-27=0

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Solution for 1/2b^2+3b-27=0 equation: 


b in (-oo:+oo)

(1/2)*b^2+3*b-27 = 0

1/2*b^2+3*b-27 = 0

DELTA = 3^2-(-27*1/2*4)

DELTA = 63

DELTA > 0

b = (63^(1/2)-3)/(1/2*2) or b = (-63^(1/2)-3)/(1/2*2)

b = 3*7^(1/2)-3 or b = -3*7^(1/2)-3

b in { -3*7^(1/2)-3, 3*7^(1/2)-3 }

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