证明下列命题成立：若[tex=7.286x1.357]IIqzQxJEGRbBwOr2qJdw9H66nUMEZDrkZvmyXfiVmaI=[/tex],则[tex=7.286x1.357]XiIYD3BW9rX2JNwliylVR7K1azR0b2jEuvDFBhEbx7Q=[/tex]
举一反三
- 证明环 [tex=0.786x1.0]AOSTmhvIsOwsdZlGoks7dg==[/tex] 中乘法对于减法的分配律, 即对任意的 [tex=4.0x1.214]GSnbIj4aRuMumwY+9IZbqV4wnTLBrtadgoPGr6FiWUA=[/tex] (1)[tex=7.286x1.357]+CQzWFCwGZG7O5fkJNIzdlskLkWvdn0gETZFqU3Qhcs=[/tex] (2) [tex=7.286x1.357]UNJZuA7jM78cXo7ICRmuFKldYxWUXFalqseKVaWlx7M=[/tex]
- 设 [tex=2.0x1.214]vnzjVhyzo/NIhVUgFyjLlA==[/tex] 是两个事件，且 [tex=6.857x1.357]snqouD9et0jWvmMxtyjD12ExMZE/At/amnxkFiXpVX0=[/tex] 则下列选项必然成立的是( ). 未知类型：{'options': ['[tex=7.286x1.357]4eYDbqfGgBqFGdtbNM4QHFvYrGBSzZeDUwVYcWJCf7s=[/tex];', '[tex=7.286x1.357]fYwQx8MjevmYzGfMaXl4qKiDM8XrfP43RldXqCYjkyo=[/tex];', '[tex=7.286x1.357]D3rdP202Z2jy6LPI7k8bEEMb1eG9UecUs6CIn1RG644=[/tex];', '[tex=7.286x1.357]J0U187HfFa85xWuq2VcFUKNqVsvTmjrcJxFNU3QiP50=[/tex].'], 'type': 102}
- 设[tex=2.0x1.214]vnzjVhyzo/NIhVUgFyjLlA==[/tex]为任意两个事件且 [tex=6.786x1.357]snqouD9et0jWvmMxtyjD17tcpbzdOIn3E+fX3zETd7A=[/tex], 则下列选项必然成立的是 未知类型：{'options': ['[tex=7.286x1.357]4eYDbqfGgBqFGdtbNM4QHFvYrGBSzZeDUwVYcWJCf7s=[/tex]', '[tex=7.286x1.357]nzWc1cNvaay+EuDqq887FoIs0hr9fSksc5m2to8fr8U=[/tex]', '[tex=7.286x1.357]D3rdP202Z2jy6LPI7k8bEEMb1eG9UecUs6CIn1RG644=[/tex]', '[tex=7.286x1.357]gs84VItl1P9wJS7zE5R5LeOTGySEnuHu6rInbOfnqIc=[/tex]'], 'type': 102}
- 证明：若[tex=6.357x1.357]SHEvfG3gEpGPxcP9eqa+jvYhgbidwLsA7vSxJU9CuS8=[/tex]且[tex=6.357x1.357]nsmkYIMNNip7DMohKXsEK1fJXxVV7D+s+C2ayHYPDEM=[/tex]，则[tex=7.286x1.357]OWpuRfgoYcGW3ofwelbaiU99ijA/6kAA2TV9IYhDL9o=[/tex]。
- 证明：若[tex=2.786x1.071]ffLPa6uNFEmaRHb5zJnE4UkNlVdTshgHDxAW+s2YAg4=[/tex]，[tex=2.571x1.214]J89trYR3wFba0NimH/XxkkFeF0B2zUz9mBj9fsohigs=[/tex]，则[tex=7.286x1.357]8jiF9RhtgXd5ulwQGbeAxh6FmRSD9X4hjCbofwbAbZU=[/tex]，其中[tex=9.357x1.357]sQ4Ma25phdmfFohypnTvMijeRyK8fOuymCjEIDvNrdHmDUcW03icnK80mL4/j0RW[/tex]