2/5x^2=70

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Solution for 2/5x^2=70 equation: 


x in (-oo:+oo)

(2/5)*x^2 = 70 // - 70

(2/5)*x^2-70 = 0

2/5*x^2 = 70 // : 2/5

x^2 = 175

x^2 = 175 // ^ 1/2

abs(x) = 5*7^(1/2)

x = 5*7^(1/2) or x = -(5*7^(1/2))

x in { 5*7^(1/2), -(5*7^(1/2)) }

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