[5082:(17mu29 : 17mu27 – 16mu2)+13.12]:31+9mu2

0 bình luận về “[5082:(17mu29 : 17mu27 – 16mu2)+13.12]:31+9mu2”

1. `[5082:(17^29 : 17^27 – 16^2)+13.12]:31+9^2`

   = `[5082:( 17^2 – 16^2)+ 156 ]:31+9^2`

   = `[5082:( 289 – 256 )+ 156 ]:31+9^2`

   =  $\text{[5082: 33 + 156 ]:31+9^2}$

   = $\text{[154 + 156 ] ÷ 31+9^2}$

   = $\text{310 ÷ 31+$9^{2}$}$

   = `10 + 81`

   = `91`

    

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2. Đáp án:

   `[5082:(17^29 : 17^27 – 16^2)+13.12]:31+9^2`

   `=[5082:(17^2-16^2)+156]:31+81`

   `=[5082:33+156]:31+81`

   `=(154+156):31+81`

   `=310:31+81`

   `=10+81=91`

    

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