1.y=log0.5(-x^2+2x+3)2.y=[log2(x)]^2-3log2(x)+2

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1.y=log0.5(-x^2+2x+3)2.y=[log2(x)]^2-3log2(x)+21.y=log0.5(-x^2+2x+3)2.y=[log2(x)]^2-3log2(x)+21.y=lo

1.y=log0.5(-x^2+2x+3)2.y=[log2(x)]^2-3log2(x)+2
1.y=log0.5(-x^2+2x+3)
2.y=[log2(x)]^2-3log2(x)+2

1.y=log0.5(-x^2+2x+3)2.y=[log2(x)]^2-3log2(x)+2
首先变为y=log2(x^2-2x-3)
然后是x^2-2x-3的定义域 然后对应出y的百度地图