[tex]v_1 = 100\frac{km}{h}\\t = 2 \ s\\v_2 = 136\frac{km}{h}\\\\a = \frac{\Delta v}{t}\\\\\Delta v = v_2 - v_1 = 136\frac{km}{h} - 100\frac{km}{h} = 36\frac{km}{h} = 36\cdot\frac{1000 \ m}{3600 \ s} = 10\frac{m}{s}\\\\a = \frac{10\frac{m}{s}}{2 \ s} = 5\frac{m}{s^{2}}[/tex]
