设集合S={x|log2(x+2)≤2},集合T= {y|y=(1/2)X-1,X≥-2}求SUT

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设集合S={x|log2(x+2)≤2},集合T= {y|y=(1/2)X-1,X≥-2}求SUT

设集合S={x|log2(x+2)≤2},集合T= {y|y=(1/2)X-1,X≥-2}求SUT
设集合S={x|log2(x+2)≤2},集合T= {y|y=(1/2)X-1,X≥-2}求SUT

设集合S={x|log2(x+2)≤2},集合T= {y|y=(1/2)X-1,X≥-2}求SUT
S:x小于等于2,T:y小于等于1/9
所以S并T为小于等于2