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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 12: x chia cho √x -1 help meeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee

Toán Lớp 12: x chia cho √x -1
help meeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee

Comments ( 1 )

  1. Giải đáp+Lời giải và giải thích chi tiết:
    \frac{x}{\sqrt{x}-1}(x\ne1,x>=0)
    =\frac{x-1+1}{\sqrt{x}-1}
    =\frac{(\sqrt{x}-1)(\sqrt{x}+1)+1}{\sqrt{x}-1]
    =\sqrt{x}+1+\frac{1}{\sqrt{x}-1} 

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222-9+11+12:2*14+14 = ? ( )