[tex] \sqrt{18} [/tex]

[tex] \sqrt{18} = \sqrt{3 \times 3 \times 2} = \sqrt{3} \times \sqrt{3} \times \sqrt{2} = 3 \sqrt{2} [/tex]

[tex] \sqrt{18} = [/tex]

[tex] = \sqrt{3 \times 3 \times 2} [/tex]

[tex] = \sqrt{3} \times \sqrt{3} \times \sqrt{2} [/tex]

[tex] = 3 \sqrt{2} [/tex]


Maaf kalau salah ^_^