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

Toán Lớp 9: Rút gọn __ __ (1+a√a )/(1+a√a. )

Toán Lớp 9: Rút gọn
__ __
(1+a√a )/(1+a√a. )

Comments ( 2 )

  1. \frac{1+a\sqrt{a}}{1+a\sqrt{a}}
    =\frac{1.(1+a\sqrt{a})}{1.(1+a\sqrt{a})}
    =\frac{1}{1}
    =1
     

  2. (1+asqrt{a})/(1+asqrt{a})
    =(1.(1+asqrt{a}))/(1.(1+asqrt{a}))
    =1/1=1.

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

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