(4.82-14.4/1.2+3.1)*0.5-(2.9*4.2 -4.5/(-0.5))+13.22 Giúp mình thì mình vote 5sao cho

0 bình luận về “(4.82-14.4/1.2+3.1)*0.5-(2.9*4.2 -4.5/(-0.5))+13.22 Giúp mình thì mình vote 5sao cho”

1. (4,82-14,4:1,2+3,1).0,5-[2,9.4,2 -4,5:(-0,5)]+13,22

   =(4,82-12+3,1).0,5 -[12,18-(-9)]+13,22

   = ( -7,18+3,1).0,5-    21,18+13,22

   =-4,08.0,5-21,18+13,22

   =-2,04-21,18+13,22

   =-23,22+13,22

   =-10

    

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2. `(“4,82` `-` `14,4` `:` `1,2` `+` `3,1“)` `×` `0,5` `-“[“2,9` `×` `4,2` `-` `4,5` `:` `(-0,5)“]` `+` `13,22`
   `=` `(“4,82` `-` `12` `+` `3,1` `)` `×` `0,5` `-` `[“12,18` `-` `(-9)“]` `+` `13,22`
   `=` `(“-7,18` `+` `3,1“)“ד0,5` `-` `21,18` `+` `13,22`
   `=` `(-4,08` `×` `0,5)` `-` `(21,18` `+` `13,22)`
   `=` `-2,04` `-` `21,18` `+` `13,22`
   `=` `-23,22` `+` `13,22`
   `=` `-10`
   $\text{Chúc bạn học tốt ^^ }$
   $\text{( Mong Admin đừng Xóa ) }$

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