0.0045-0.003x × 0.003-0.000x= x2
0,0045-0,00009x-x2=0
\(x_{1/2} = \frac{0,00009\pm\sqrt{0,00009^2-4\cdot(-1)\cdot 0,0045}}{-2} = \frac{0,00009\pm0,1342}{-2}\)
x1=0,5667 ; x2=-0,5676