20√6 = 20√6
25 + 1/√169 = 25 + 1/13 = 25 1/13
5√400 - 0,8√1,44 = 5(20) - 0.8(1.2) = 100 - 0.96 = 99.04
(5√11)^2 = (5√11)(5√11) = 25(11) = 275
√14.6 + √121 - √0.36 = √14.6 + 11 - 0.6 = 3.82 + 11 = 14.82
20√6 = 20√6
25 + 1/√169 = 25 + 1/13 = 25 1/13
5√400 - 0,8√1,44 = 5(20) - 0.8(1.2) = 100 - 0.96 = 99.04
(5√11)^2 = (5√11)(5√11) = 25(11) = 275
√14.6 + √121 - √0.36 = √14.6 + 11 - 0.6 = 3.82 + 11 = 14.82