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0(b)169 13(b) 1327(b) 372928, v 1.0816 =?(a) 0-1429、10009 =?(a) -0330. 10.4 =?(b) 1(b) .3 |
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Answer» 25. √ 25-9/81 = √16/81 = 4/9 26. √169+x/169 = 14/13 169+x = 196 x = 27 27. √784/729 = 27+x/27 27+x = √784 x = 28-27 = 1 28. √1.0816 = 1.04 29. √0.009 = 0.03 |
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