写出函数y=-x²+3x-2的单调递增区间,y=√(x-2)(x-1)的单调递减区间y=1/(x-1)的单调区间
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![写出函数y=-x²+3x-2的单调递增区间,y=√(x-2)(x-1)的单调递减区间y=1/(x-1)的单调区间](/uploads/image/z/3997096-16-6.jpg?t=%E5%86%99%E5%87%BA%E5%87%BD%E6%95%B0y%3D-x%26%23178%3B%2B3x-2%E7%9A%84%E5%8D%95%E8%B0%83%E9%80%92%E5%A2%9E%E5%8C%BA%E9%97%B4%2Cy%3D%E2%88%9A%EF%BC%88x-2%29%28x-1%29%E7%9A%84%E5%8D%95%E8%B0%83%E9%80%92%E5%87%8F%E5%8C%BA%E9%97%B4y%3D1%2F%28x-1%29%E7%9A%84%E5%8D%95%E8%B0%83%E5%8C%BA%E9%97%B4)
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写出函数y=-x²+3x-2的单调递增区间,y=√(x-2)(x-1)的单调递减区间y=1/(x-1)的单调区间
写出函数y=-x²+3x-2的单调递增区间,
y=√(x-2)(x-1)的单调递减区间
y=1/(x-1)的单调区间
写出函数y=-x²+3x-2的单调递增区间,y=√(x-2)(x-1)的单调递减区间y=1/(x-1)的单调区间
y=-(x²-3x+9/4)+1/4
=-(x-3/2)²+1/4
∵a=-1