生活水平[tex=8.286x1.357]psCSx9BPdeJwDNO2EaCqy57HiPiD/PZSbeLzce9bxQk=[/tex]
举一反三
- [tex=36.929x1.286]9/dp9aAo6LIa2iwMXRtTgyprikANdnte3+CUjIGesWWNtykaTS44fZprxcXs9YwIMqZ30Skk8EoK5yhAVysRH26wHHIclEfqBvx0vPLZYrjHtYXmYNVVV8FkNzMFXkQsAIR/9mOmk53gJVEYZIbix+YjeMK8tA32UO/B/z9FT0I=[/tex][tex=36.929x1.286]9/dp9aAo6LIa2iwMXRtTgyprikANdnte3+CUjIGesWWNtykaTS44fZprxcXs9YwIMqZ30Skk8EoK5yhAVysRH26wHHIclEfqBvx0vPLZYrjHtYXmYNVVV8FkNzMFXkQsAIR/9mOmk53gJVEYZIbix+YjeMK8tA32UO/B/z9FT0I=[/tex]
- 两个[tex=1.0x1.214]9/dZqDJTFQ9zWNw2dnPh4g==[/tex]空间的积空间是[tex=1.0x1.214]9/dZqDJTFQ9zWNw2dnPh4g==[/tex]的。
- 如果X满足[tex=1.0x1.214]uDLq1pltx8bidzPpXavtVw==[/tex]公理和[tex=1.0x1.214]HSZQQmMoQLPTE8orMMvtgA==[/tex]公理,则也满足[tex=1.0x1.214]9/dZqDJTFQ9zWNw2dnPh4g==[/tex]公理。
- 设[tex=3.714x1.357]4MrQrsRb3BDWAL/nNwCBrMkN+vKFY2jBRb1LILTaBKA=[/tex],证明:[tex=8.286x1.357]1XUPlkgsyULPfaPVKLu3I2THilBArau8ZOrd9PK5O9U=[/tex]
- 求 [tex=8.286x1.357]mvyl9hT3Z+00H59Nr1q7ilOkm5n0bpS+VLGam4aY0Xc=[/tex] 的解