1802e86a56e94d5.png1802e86a5ec178e.png可以化简为
A: [img=273x24]1802e86a6c19642.png[/img]
B: [img=238x24]1802e86a745b413.png[/img]
C: [img=240x24]1802e86a7d1fbe2.png[/img]
D: [img=273x24]1802e86a8541831.png[/img]
E: [img=256x24]1802e86a8d6ca26.png[/img]
F: [img=256x24]1802e86a9773694.png[/img]
A: [img=273x24]1802e86a6c19642.png[/img]
B: [img=238x24]1802e86a745b413.png[/img]
C: [img=240x24]1802e86a7d1fbe2.png[/img]
D: [img=273x24]1802e86a8541831.png[/img]
E: [img=256x24]1802e86a8d6ca26.png[/img]
F: [img=256x24]1802e86a9773694.png[/img]
举一反三
- 1802e86a2934a12.png1802e86a3206dd8.png可以化简为 A: [img=273x24]1802e86a3b206ea.png[/img] B: [img=238x24]1802e86a4390a29.png[/img] C: [img=240x24]1802e86a4c0a10a.png[/img] D: [img=273x24]1802e86a5414e9f.png[/img] E: [img=256x24]1802e86a5d0c2aa.png[/img] F: [img=256x24]1802e86a6634909.png[/img]
- 1803105ca1efa8f.png1803105caaf2611.png可以化简为 A: [img=273x24]1803105cb3771bf.png[/img] B: [img=238x24]1803105cbc9d941.png[/img] C: [img=240x24]1803105cc58ba00.png[/img] D: [img=273x24]1803105ccd7abdb.png[/img] E: [img=256x24]1803105cd6a6729.png[/img] F: [img=256x24]1803105cdf23084.png[/img]
- 【选择题】在下图所示电路中,已知[img=469x21]17e4437fb52da2b.png[/img],晶体管的[img=32x21]17e4437fbf6e2fc.png[/img],并设[img=35x21]17e4437fca4e2af.png[/img]。则电压放大倍数[img=20x21]17e4438017350d7.png[/img]为( )。 [img=329x232]17e44380226b1b8.jpg[/img] A: -113 B: 113 C: -86 D: 86
- 设闭曲线[img=13x19]1803857a5ad1e5e.png[/img]为柱面[img=87x25]1803857a635fc8d.png[/img]与平面[img=135x23]1803857a6b6b888.png[/img]的交线，从x轴正向看它为逆时针方向，则[img=356x48]1803857a75851d8.png[/img]等于 A: -24 B: 24 C: 12 D: -12 E: 36 F: -36
- 设投掷1颗骰子的点数为X,则( ) 未知类型：{'options': ['E(X)=3.5,D(X)= [img=29x21]17e43c3db9dc21b.png[/img]', ' E(X)=3.5, D(X)= [img=22x41]17e43c3dc2146ee.png[/img]', ' E(X)=3.5,D(X)=3.5', ' E(X)=3.5,D(X)=[img=22x41]17e43c3dcacf7d1.png[/img]'], 'type': 102}