(x^2/49)-64

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Solution for (x^2/49)-64 equation: 


x in (-oo:+oo)

(x^2)/49-64 = 0

1/49*x^2 = 64 // : 1/49

x^2 = 3136

x^2 = 3136 // ^ 1/2

abs(x) = 56

x = 56 or x = -56

x in { 56, -56 }

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