Алгебра 8 класс учебник Макарычев, Миндюк ответы – номер 330

1) $$\sqrt{1}$$ < $$\sqrt{3}$$ < $$\sqrt{4}$$ 1 < $$\sqrt{3}$$ < 2 $$\sqrt{3}$$ = 1,... 1,1² = 1,21 1,2² = 1,44 1,3² = 1,69 1,4² = 1,96 1,5² = 2,25 1,6² = 2,56 1,7² = 2,89 1,8² = 3,24 $$\sqrt{2,89}$$ < $$\sqrt{3}$$ < $$\sqrt{3,24}$$ 1,7 < $$\sqrt{3}$$ < 1,8 $$\sqrt{3}$$ = 1,7... 1,71² = 2,9241 1,72² = 2,9584 1,73² = 2,9929 1,74² = 3,0276 $$\sqrt{2,9929}$$ < $$\sqrt{3}$$ < $$\sqrt{3,0276}$$ 1,73 < $$\sqrt{3}$$ < 1,74 $$\sqrt{3}$$ = 1,73... Единица − 1, десятая − 7, сотая - 3
2) $$\sqrt{4}$$ < $$\sqrt{5}$$ < $$\sqrt{9}$$ 2 < $$\sqrt{5}$$ < 3 $$\sqrt{5}$$ = 2,... 2,1² = 4,41 2,2² = 4,84 2,3² = 5,29 $$\sqrt{4,84}$$ < $$\sqrt{5}$$ < $$\sqrt{5,29}$$ 2,2 < $$\sqrt{5}$$ < 2,3 $$\sqrt{5}$$ = 2,2... 2,21² = 4,8841 2,22² = 4,9284 2,23² = 4,9729 2,24² = 5,0176 $$\sqrt{4,9729}$$ < $$\sqrt{5}$$ < $$\sqrt{5,0176}$$ 2,23 < $$\sqrt{5}$$ < 2,24 $$\sqrt{5}$$ = 2,23... Единица − 2, десятая − 2, сотая − 3
3) $$\sqrt{4}$$ < $$\sqrt{6}$$ < $$\sqrt{9}$$ 2 < $$\sqrt{6}$$ < 3 $$\sqrt{6}$$ = 2,... 2,1² = 4,41 2,2² = 4,84 2,3² = 5,29 2,4² = 5,76 2,5² = 6,25 $$\sqrt{5,9536}$$ < $$\sqrt{6}$$ < $$\sqrt{6,0025}$$ 2,44 < $$\sqrt{6}$$ < 2,45 $$\sqrt{6}$$ = 2,44 Единица − 2, десятая − 4, сотая − 4