4/25x^2-9/49y^2

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Solution for 4/25x^2-9/49y^2 equation: 


x in (-oo:+oo)

(4/25)*x^2-((9/49)*y^2) = 0

(4/25)*x^2+(-9/49)*y^2 = 0

4/25*x^2 = -(-9/49*y^2) // : 4/25

x^2 = 225/196*y^2

x^2 = 225/196*y^2 // ^ 1/2

abs(x) = 15/14*y

x = 15/14*y or x = -(15/14*y)

x in { 15/14*y, -(15/14*y) }

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