100b^2-49/81

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Solution for 100b^2-49/81 equation: 


b in (-oo:+oo)

100*b^2-(49/81) = 0

100*b^2-49/81 = 0

100*b^2 = 49/81 // : 100

b^2 = 49/8100

b^2 = 49/8100 // ^ 1/2

abs(b) = 7/90

b = 7/90 or b = -7/90

b in { 7/90, -7/90 }

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