9/2d^2+6=4 - solution

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Solution for 9/2d^2+6=4 equation:

d in (-oo:+oo)

(9/2)*d^2+6 = 4 // - 4

(9/2)*d^2-4+6 = 0

9/2*d^2 = -2 // : 9/2

d^2 = -4/9

d belongs to the empty set

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