1.你是如何计算的?画一画,算一算。-|||-dfrac (4)(5)+dfrac (1)(10)-|||-dfrac (1)(3)-dfrac (1)(4)-|||-https:/img.zuoyebang.cc/zyb_adddff77d809dd35388891b0c577aced.jpg-dfrac (1)(12)-|||-dfrac (2)(9)+dfrac (1)(6)-|||-dfrac (5)(8)+dfrac (5)(12)-|||--dfrac (7)(10)+dfrac (1)(6)-|||-2.下面是某班寒假读书情况统计表。-|||-读1本书 读2本书 读3本书 读4本书及以上-|||-的人数 的人数 的人数 的人数-|||-占全班人数 dfrac (1)(10) dfrac (1)(2) dfrac (1)(3) dfrac (1)(15)-|||-几分之几-|||-(1)读2本书和3本书的人数之和共占全班人数的几分之几?-|||-(2)请你再提出两个数学问题,并尝试解答。-|||-3.连一连。-|||-0.75 0.05 0.41 0.08 0.6-|||-dfrac (9)(10) 3/4- dfrac (2)(25) dfrac (1)(20) dfrac (3)(5) +dfrac (41)(100)-|||-4.在尺子上标出下面各数大致的位置。-|||-dfrac (1)(2) dfrac (4)(5) dfrac (2)(25) dfrac (1)(4) 0.3 0.08 1.6 2.4-|||-0 1 2

dfrac (1)(2)x+dfrac (1)(3)=dfrac (1)(4)x-dfrac (1)(5)

已知 (A)=dfrac (1)(2) ,(B)=dfrac (1)(3) ,-|||-(C)=dfrac (1)(5) ,(AB)=dfrac (1)(10)

已知 (A)=dfrac (1)(2) , (B)=dfrac (1)(3) , (C)=dfrac (1)(5)-|||-, (AB)=dfrac (1)(1

已知 (A)=dfrac (1)(2) ,(B)=dfrac (1)(3) ,-|||-(C)=dfrac (1)(5) ,(AB)=dfrac (1)(10)

f(x)= ({e)^4-dfrac (1)(3))-|||-dfrac (1)(2)(e)^4-|||-dfrac (1)(2)((e)^2-dfrac

[题目]设 =dfrac (1)({log )_(2)11}+dfrac (1)({log )_(3)11}+dfrac (1)({log )_(4)11}+d

. . 0 1 3-|||-p .dfrac (1)(5) .dfrac (1)(6) dfrac (1)(5) .dfrac (1)(15) dfrac (1

. . 0 1 3-|||-p .dfrac (1)(5) .dfrac (1)(6) dfrac (1)(5) .dfrac (1)(15) dfrac (1

|z|lt dfrac (1)(4)-|||-(3) (z)=dfrac ({z)^-1-a}(1-a{z)^-1} , |z|gt a-|||-(4) (z)

(D) (hat {mu )}_(4)=dfrac (1)(3)(X)_(1)+dfrac (3)(4)(X)_(2)-dfrac (1)(12)(X)_(3)