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y=2^(-x²;-3x+2) -x²;-3x+2的對稱軸是x=-3/2 求函數y=2^(-x²;-3x+2)的單調增區間就是求函數y=-x²;-3x+2的單調增區間 因為y=-x²;-3x+2的開口向下 所以單調增區間是(-∞,-3/2) 即函數y=2^(-x²;-3x+2)的單調增區間是(-∞,-3/2)
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