如何求∫x√(x+x²)dx,∫xdx/(x³(1-x))¼?还有,如何求∫(1+cosx)½dx/sinx,∫dx/(1+e^2x)½,∫xlnxdx/(1+x²)²?如果格式乱的话,题在下面图片中,第3.6.1.4.5题
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![如何求∫x√(x+x²)dx,∫xdx/(x³(1-x))¼?还有,如何求∫(1+cosx)½dx/sinx,∫dx/(1+e^2x)½,∫xlnxdx/(1+x²)²?如果格式乱的话,题在下面图片中,第3.6.1.4.5题](/uploads/image/z/3817442-2-2.jpg?t=%E5%A6%82%E4%BD%95%E6%B1%82%E2%88%ABx%E2%88%9A%28x%2Bx%26%23178%3B%EF%BC%89dx%2C%E2%88%ABxdx%2F%28x%26%23179%3B%281-x%29%29%26%23188%3B%3F%E8%BF%98%E6%9C%89%2C%E5%A6%82%E4%BD%95%E6%B1%82%E2%88%AB%281%2Bcosx%29%26%23189%3Bdx%2Fsinx%2C%E2%88%ABdx%2F%281%2Be%5E2x%29%26%23189%3B%2C%E2%88%ABxlnxdx%2F%281%2Bx%26%23178%3B%29%26%23178%3B%3F%E5%A6%82%E6%9E%9C%E6%A0%BC%E5%BC%8F%E4%B9%B1%E7%9A%84%E8%AF%9D%2C%E9%A2%98%E5%9C%A8%E4%B8%8B%E9%9D%A2%E5%9B%BE%E7%89%87%E4%B8%AD%2C%E7%AC%AC3.6.1.4.5%E9%A2%98)
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