(20x^-4/27y^2)/(8x^-3/15y^-5)

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Solution for (20x^-4/27y^2)/(8x^-3/15y^-5) equation: 


D( x )

((8*x^-3)/15)*y^-5 = 0

x = 0

((8*x^-3)/15)*y^-5 = 0

((8*x^-3)/15)*y^-5 = 0

8/15*x^-3*y^-5 = 0 // : 8/15*y^-5

x^-3 = 0

x należy do O

x = 0

x = 0

x in (-oo:0) U (0:+oo)

(((20*x^-4)/27)*y^2)/(((8*x^-3)/15)*y^-5) = 0

25/18*x^-1*y^7 = 0 // : 25/18*y^7

x^-1 = 0

x należy do O

x belongs to the empty set

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