1. Riješite jednadžbe:[br] a) [math]4x+5=3\left(2x-1\right)[/math][br] b) [math]\frac{x+1}{x-2}=1[/math][br] c) [math]\frac{4}{x}-\frac{5}{x-x^2}=\frac{9}{2x-2}[/math][br]Rješenja: a) 4; b) nema rješenja; c)18[br][br]2. Riješite nejednadžbe:[br] a) [math]x-3<8[/math][br] b) [math]\left(x+1\right)\left(x-2\right)>0[/math][br] c) [math]\frac{2x-5}{x+3}<0[/math][br]Rješenja: a) [math]x\in\left\langle-\infty,11\right\rangle[/math]; b) [math]x\in\left\langle-\infty,-1\right\rangle\cup\left\langle2,+\infty\right\rangle[/math]; c) [math]x\in\left\langle-3,\frac{5}{2}\right\rangle[/math]