Porky
izrazi
I = \( \frac{-b \pm \sqrt{b^2 - 4ac}}{2a} \)
Dobro
\( I = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a} \)
Formula trapeza
\( a = 1.90, b = 30.90, h = 2.8 \)
\( I = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a} \)
\( a = 1.90, b = 30.90, h = 2.8 \)