9x^1/2-x^3/2

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Solution for 9x^1/2-x^3/2 equation: 


x in (-oo:+oo)

(9*x^1)/2-((x^3)/2) = 0

(9*x)/2-((x^3)/2) = 0

9/2*x-1/2*x^3 = 0

1/2*x*(9-x^2) = 0

-1*x^2 = -9 // : -1

x^2 = 9

x^2 = 9 // ^ 1/2

abs(x) = 3

x = 3 or x = -3

x/2 = 0

1/2*x = 0 // : 1/2

x = 0

x in { 3, -3, 0 }

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