1.将函数y=2^x的图像向 ———————— 就得到函数y=2^x/2的图像2.求函数y=2^(x²-2x-3)的单调增区间______________3.已知函数f(x)=(2^x-a)/(2^x+1)是奇函数(1)求a的值(2)试判断它的单调性并证
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![1.将函数y=2^x的图像向 ———————— 就得到函数y=2^x/2的图像2.求函数y=2^(x²-2x-3)的单调增区间______________3.已知函数f(x)=(2^x-a)/(2^x+1)是奇函数(1)求a的值(2)试判断它的单调性并证](/uploads/image/z/2000279-47-9.jpg?t=1.%E5%B0%86%E5%87%BD%E6%95%B0y%3D2%5Ex%E7%9A%84%E5%9B%BE%E5%83%8F%E5%90%91+%E2%80%94%E2%80%94%E2%80%94%E2%80%94%E2%80%94%E2%80%94%E2%80%94%E2%80%94+%E5%B0%B1%E5%BE%97%E5%88%B0%E5%87%BD%E6%95%B0y%3D2%5Ex%2F2%E7%9A%84%E5%9B%BE%E5%83%8F2.%E6%B1%82%E5%87%BD%E6%95%B0y%3D2%5E%EF%BC%88x%26%23178%3B-2x-3%EF%BC%89%E7%9A%84%E5%8D%95%E8%B0%83%E5%A2%9E%E5%8C%BA%E9%97%B4______________3.%E5%B7%B2%E7%9F%A5%E5%87%BD%E6%95%B0f%28x%29%3D%282%5Ex-a%29%2F%282%5Ex%2B1%29%E6%98%AF%E5%A5%87%E5%87%BD%E6%95%B0%EF%BC%881%EF%BC%89%E6%B1%82a%E7%9A%84%E5%80%BC%EF%BC%882%EF%BC%89%E8%AF%95%E5%88%A4%E6%96%AD%E5%AE%83%E7%9A%84%E5%8D%95%E8%B0%83%E6%80%A7%E5%B9%B6%E8%AF%81)
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