[tex]\text{Nu trebuie sa folosesti decat doua proprietati:}\\\boxed{(a^m)^n=a^{m\cdot n}}\\\boxed{a^m:a^n=a^{m-n}}\\(8^3)^4:(4^3)^3=8^{4\cdot 3}:4^{3\cdot 3}=8^{12}:4^9.\\\text{Pentru a aplica a doua proprietate trebuie sa aducem la aceeasi baza.}\\8^{12}:4^{9}=(2^3)^12:(2^2)^9=2^{3\cdot 12}:2^{2\cdot 9}=2^{36}:2^{18}=2^{36-18}=2^{18}\\\text{Hope you understood.}[/tex]
