请问 怎样的函数算是 复合函数 y=(2x+3)^2 算么?r=(3V/4π)^(1/3)算么?y=(x+1)^99 算么?如果不算,那为什么?还有就是关于求导的问题了.1)y=(2x+3)^2 用复合函数的公式f(g(x))=f(x)'*g(x)' 求得的结果是y'=8x+1
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![请问 怎样的函数算是 复合函数 y=(2x+3)^2 算么?r=(3V/4π)^(1/3)算么?y=(x+1)^99 算么?如果不算,那为什么?还有就是关于求导的问题了.1)y=(2x+3)^2 用复合函数的公式f(g(x))=f(x)'*g(x)' 求得的结果是y'=8x+1](/uploads/image/z/1804760-8-0.jpg?t=%E8%AF%B7%E9%97%AE+%E6%80%8E%E6%A0%B7%E7%9A%84%E5%87%BD%E6%95%B0%E7%AE%97%E6%98%AF+%E5%A4%8D%E5%90%88%E5%87%BD%E6%95%B0+y%3D%282x%2B3%29%5E2+%E7%AE%97%E4%B9%88%3Fr%3D%283V%2F4%CF%80%EF%BC%89%5E%281%2F3%29%E7%AE%97%E4%B9%88%3Fy%3D%28x%2B1%29%5E99+%E7%AE%97%E4%B9%88%3F%E5%A6%82%E6%9E%9C%E4%B8%8D%E7%AE%97%2C%E9%82%A3%E4%B8%BA%E4%BB%80%E4%B9%88%3F%E8%BF%98%E6%9C%89%E5%B0%B1%E6%98%AF%E5%85%B3%E4%BA%8E%E6%B1%82%E5%AF%BC%E7%9A%84%E9%97%AE%E9%A2%98%E4%BA%86.1%EF%BC%89y%3D%282x%2B3%29%5E2+%E7%94%A8%E5%A4%8D%E5%90%88%E5%87%BD%E6%95%B0%E7%9A%84%E5%85%AC%E5%BC%8Ff%28g%28x%29%29%3Df%28x%29%27%2Ag%28x%29%27+%E6%B1%82%E5%BE%97%E7%9A%84%E7%BB%93%E6%9E%9C%E6%98%AFy%27%3D8x%2B1)
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