z^2/6-7^2/2-12=0

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Solution for z^2/6-7^2/2-12=0 equation: 


z in (-oo:+oo)

(z^2)/6-((7^2)/2)-12 = 0

1/6*z^2 = 73/2 // : 1/6

z^2 = 219

z^2 = 219 // ^ 1/2

abs(z) = 219^(1/2)

z = 219^(1/2) or z = -219^(1/2)

z in { 219^(1/2), -219^(1/2) }

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