若把函数y=sinx的图像向左平移π/4个单位后将横坐标缩小为原来的1/2得到f(x)的图像(1)试求函数y=f(x)的单调增区间、对称轴方程(2)若函数y=f(x)的定义域为[0,π/2],求f(x)的值域.(3)
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![若把函数y=sinx的图像向左平移π/4个单位后将横坐标缩小为原来的1/2得到f(x)的图像(1)试求函数y=f(x)的单调增区间、对称轴方程(2)若函数y=f(x)的定义域为[0,π/2],求f(x)的值域.(3)](/uploads/image/z/1699531-43-1.jpg?t=%E8%8B%A5%E6%8A%8A%E5%87%BD%E6%95%B0y%3Dsinx%E7%9A%84%E5%9B%BE%E5%83%8F%E5%90%91%E5%B7%A6%E5%B9%B3%E7%A7%BB%CF%80%2F4%E4%B8%AA%E5%8D%95%E4%BD%8D%E5%90%8E%E5%B0%86%E6%A8%AA%E5%9D%90%E6%A0%87%E7%BC%A9%E5%B0%8F%E4%B8%BA%E5%8E%9F%E6%9D%A5%E7%9A%841%2F2%E5%BE%97%E5%88%B0f%28x%29%E7%9A%84%E5%9B%BE%E5%83%8F%EF%BC%881%EF%BC%89%E8%AF%95%E6%B1%82%E5%87%BD%E6%95%B0y%3Df%EF%BC%88x%EF%BC%89%E7%9A%84%E5%8D%95%E8%B0%83%E5%A2%9E%E5%8C%BA%E9%97%B4%E3%80%81%E5%AF%B9%E7%A7%B0%E8%BD%B4%E6%96%B9%E7%A8%8B%EF%BC%882%EF%BC%89%E8%8B%A5%E5%87%BD%E6%95%B0y%3Df%EF%BC%88x%29%E7%9A%84%E5%AE%9A%E4%B9%89%E5%9F%9F%E4%B8%BA%5B0%2C%CF%80%2F2%5D%2C%E6%B1%82f%EF%BC%88x%EF%BC%89%E7%9A%84%E5%80%BC%E5%9F%9F.%EF%BC%883%EF%BC%89)
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