4a2-a/a

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Solution for 4a2-a/a equation: 


D( a )

a = 0

a = 0

a = 0

a in (-oo:0) U (0:+oo)

4*a^2-(a/a) = 0

4*a^2-1 = 0

4*a^2 = 1 // : 4

a^2 = 1/4

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

abs(a) = 1/2

a = 1/2 or a = -1/2

a in { 1/2, -1/2 }

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