tolong jawab pakai cara ya makasih

11.[tex]18 = 2 \times 3 \times 3 = 2 \times 3^{2} \\ 36=2 \times 2 \times 3 \times 3 = {2}^{2} \times {3}^{2} \\ 45= 5 \times 3 \times 3 = 5 \times {3}^{2} \\ kpk = {2}^{2} \times {3}^{2} \times 5 = 180[/tex]

Maaf cuma bisa no. ini. Semoga bisa membantu :)