ответ:

[tex] a)\sqrt{16 \times 2} = 4 \sqrt{2} \\ b)\sqrt{100 \times 2} = 10 \sqrt{2} \\ c) \sqrt{4 \times 3} = 2 \sqrt{3} \\ d)\sqrt{900 \times 2} = 30 \sqrt{2} [/tex]