eq \f(1,5) + 5 + 3 - 1 643eq \f(3,5) - eq \f(4,5) eq \f(7,8) - eq 545 + + 699121 +( - ) 111 \f(2,9) + eq \f(1,8) 58 + 4317195 - 8 + 5 15 + 21 + 221 10- 712 - 512 78-512+16 132310+8-5 5-(215+13) 6-(34-245) 5 - (18 + 14) 116+2-16 1315 - 16 + 56 25 - 512 - 718 23 + 16 - 512 2 - (2 - 1) 45778 5-9-9 第234913-(313+1226) 155+6+45 1315(1325) 1 5 2413 +5 +3 45+13+15 91357+8+8+7 (815+718) 34 4115 -4 +3 +320 -315 1-712 +34 页 254 2-16-56 1-12-14 1-45 - 815-3 - 14 - 13 - 910 2728 + 1 135﹙ - ﹚ 1475272 -﹙ + ﹚ 631211515 -5 +7 4 71997311+- 3–( - ) 82114412236-(-54121) 356426156 -﹙3113 -12 320-920 114+4+34 13= 56 +27 +16 23 +56 4-45 -15 45 -(12 +14 ) 27 +14 +27 2-14 - 13 - 34 (112 -12) 45 +(318-4) 916+38+716+18 24 173 + 5 20--(45 - 15 ) -2 73-15 + 1115 -(310 + 1115 ) 34 -27 +14 +27 2531 58 +3883 1311571 128128 11 + 5 + 411 + 25 155 34 -6 +7 +6 + 27 3 5+710+25 1-1-3 5 56813 + 513 12 -+ 513 7 2-39 +23 - 49 549+77-+49 第 2 页 ﹚ 1 本文来源:https://www.wddqw.com/doc/35476d22f211f18583d049649b6648d7c0c70842.html