Răspuns:
5.
[tex] \sqrt{172} = 2 \sqrt{43} [/tex]
[tex] \sqrt{180} = 6 \sqrt{5} [/tex]
[tex] \sqrt{90} = 3 \sqrt{10} [/tex]
[tex] \sqrt{297} = 3 \sqrt{33} [/tex]
[tex] \sqrt{1125} = 15 \sqrt{5} [/tex]
[tex] \sqrt{363} = 11 \sqrt{ 3} [/tex]
[tex] \sqrt{288} = 12 \sqrt{2} [/tex]
6.
[tex]6 \sqrt{3} = \sqrt{6^{2} \times 3 } = \sqrt{36 \times 3} = \sqrt{108} [/tex]
[tex]10 \sqrt{5} = \sqrt{10^{2} \times 5} = \sqrt{100 \times 5} = \sqrt{500} [/tex]
[tex]13 \sqrt{6} = \sqrt{ {13}^{2} \times 6} = \sqrt{169 \times 6} = \sqrt{1014} [/tex]
[tex]9 \sqrt{2} = \sqrt{ { 9}^{2} \times 2 } = \sqrt{81 \times 2} = \sqrt{162} [/tex]
[tex]8 \sqrt{7} = \sqrt{ {8}^{2} \times 7} = \sqrt{64 \times 7} = \sqrt{448} [/tex]
[tex]7 \sqrt{5} = \sqrt{ {7}^{2} \times 5} = \sqrt{49 \times 5} = \sqrt{245} [/tex]
[tex]12 \sqrt{3} = \sqrt{ {12}^{2} \times 3 } = \sqrt{144 \times 3} = \sqrt{432} [/tex]
