y^2=7-7/2

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Solution for y^2=7-7/2 equation: 


y in (-oo:+oo)

y^2 = 7-(7/2) // - 7-(7/2)

y^2+7/2-7 = 0

1*y^2 = 7/2 // : 1

y^2 = 7/2

y^2 = 7/2 // ^ 1/2

abs(y) = (7/2)^(1/2)

y = (7/2)^(1/2) or y = -(7/2)^(1/2)

y in { (7/2)^(1/2), -(7/2)^(1/2) }

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