证明:[br][/br][tex=7.071x1.357]ER9bYBNYHbPiGtpNxAFBBmJMVRHNCrzoP+Ai2QmkuJ8=[/tex]
举一反三
- 求下列函数的存在域[br][/br][tex=7.071x1.357]EEAOuaEvKQiBCWFUyGmAeAZOPLeF4AIt2iEGnfDudsM=[/tex][br][/br]
- 已知[tex=0.5x1.0]wPh71/L+tm8emC/JD+8oZg==[/tex]是可导函数，[tex=0.571x0.786]WLga5RWgrUta8vWDwROpYA==[/tex]为实数，试求下列函数[tex=0.5x1.214]gNOHIx2AGu3qP//Yn7oxrg==[/tex]的导数：[br][/br](1)[tex=7.071x1.357]v21zEkDoMkBc8f7YchBN+oIyy4ANLiyH9hiyIhtvpJA=[/tex]；(2)[tex=7.071x1.357]b9aK1SebpmzwMBC338YzRKzJrljX2jt5U/kV3fSxqik=[/tex]；(3)[tex=6.286x1.357]JxXCGdUuzNxS7ZI7+zEj30kUu/3d3CjqnsqfLf+Y3oU=[/tex]；(4)[tex=6.286x1.357]PW+DAV2BAvZloXe2fXBTQC90pFd/j7+4tQVVKZEn10c=[/tex][br][/br]
- 设A、B为任意两个事件,则有( ) 未知类型：{'options': ['[tex=6.5x1.357]sfDeGNI0pC3YPa+OW/ApFQ==[/tex]\xa0\xa0[br][/br]', '[tex=6.5x1.357]J2q5+/IQQVxUAoR5Vg8fYg==[/tex]', '[tex=7.071x1.357]rfIYC0LhW9Go9vgc02kTQj/q8g/PmrMsBhyV0RlQmt4=[/tex]', '[tex=7.071x1.357]icdZpZJInC1HSuYSLB16me8gd2vNSgbR6OXolQSV1j0=[/tex]'], 'type': 102}
- 证明：设[tex=2.5x1.143]TiKXNJpck7QZybOVpHjBBQ==[/tex]，则(1)[tex=4.071x1.357]XuP7RmUEJaAkHVU8iAv+9Q==[/tex]；(2)[tex=4.214x1.357]AqKFQ399rus+wrghQrqZ2w==[/tex]；(3)[tex=6.714x1.5]88w0pH97sf309OJM2l0ulfXdE4LOhDA5RyW64p7MDoY=[/tex]。[br][/br]
- [br][/br]证明 [tex=11.429x1.357]42ERnnOV4cjhu3fOtxFoOk9f3k6zOx4+E6BoqpkMYjAgTwyhP1AYVfC9JzKEp4qs[/tex]