4/49X^2-9/25

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


X in (-oo:+oo)

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

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

4/49*X^2 = 9/25 // : 4/49

X^2 = 441/100

X^2 = 441/100 // ^ 1/2

abs(X) = 21/10

X = 21/10 or X = -21/10

X in { 21/10, -21/10 }

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