180-(9/10)x^2=0

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Solution for 180-(9/10)x^2=0 equation: 


x in (-oo:+oo)

180-((9/10)*x^2) = 0

(-9/10)*x^2+180 = 0

-9/10*x^2 = -180 // : -9/10

x^2 = 200

x^2 = 200 // ^ 1/2

abs(x) = 10*2^(1/2)

x = 10*2^(1/2) or x = -(10*2^(1/2))

x in { 10*2^(1/2), -(10*2^(1/2)) }

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