thaodtpph17391 thaodtpph17391

24-10-2021
Mathematics

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) Chứng minh rằng giá trị của biểu thức ((x-2√x)÷(√x-2) ) - ((x-4)÷√x+2)) không phụ thuộc vào giá trị của biến.

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dohoangmyloc2806 dohoangmyloc2806

24-10-2021

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