[tex]Dane:\\v_{o} = 0\\a = 4\frac{m}{s^{2}}\\t = 6 \ s\\Szukane:\\a) v = ?\\b) \ s = ?\\\\Rozwiazanie\\\\a)\\v = a\cdot \ t\\\\v = 4\frac{m}{s^{2}}\cdot6 \ s\\\\\boxed{v = 24\frac{m}{s}}\\\\\\b)\\s = \frac{1}{2}at^{2}\\\\s = \frac{1}{2}\cdot5\frac{m}{s^{2}}\cdot(6 \ s)^{2}\\\\\boxed{s = 90 \ m}[/tex]
