a^2=49/4

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Solution for a^2=49/4 equation: 


a in (-oo:+oo)

a^2 = 49/4 // - 49/4

a^2-(49/4) = 0

a^2-49/4 = 0

1*a^2 = 49/4 // : 1

a^2 = 49/4

a^2 = 49/4 // ^ 1/2

abs(a) = 7/2

a = 7/2 or a = -7/2

a in { 7/2, -7/2 }

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