27x-x^2/5

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Solution for 27x-x^2/5 equation: 


x in (-oo:+oo)

27*x-((x^2)/5) = 0

27*x-1/5*x^2 = 0

DELTA = 27^2-(-1/5*0*4)

DELTA = 729

DELTA > 0

x = (729^(1/2)-27)/(-1/5*2) or x = (-729^(1/2)-27)/(-1/5*2)

x = 0 or x = 135

x in { 0, 135 }

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