Bantu jawab ya kakak makasih sebelum nya

1. √8 = √4.2 = 2√2
√27 = √9.3 = 3√3
√18 = √9.2 = 3√2

[tex] \sqrt{8} - 2 \sqrt{27} + 5 \sqrt{18} [/tex]
[tex]2 \sqrt{2 } - 2.3 \sqrt{3} + 5.3 \sqrt{2} [/tex]
[tex]2 \sqrt{2} - 6 \sqrt{3} + 15 \sqrt{2} [/tex]
[tex]17 \sqrt{2} - 6 \sqrt{3} [/tex]