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(n^1.4)/1.2-(2*a)+5.6 = 4.5 // - 4.5
(n^1.4)/1.2-(2*a)-4.5+5.6 = 0
(n^1.4)/1.2-2*a-4.5+5.6 = 0
0.83333333*n^1.4-2*a+1.1 = 0
x naleu017Cy do R
x in (-oo:+oo)
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