\(438.\left\{300-\left[275-\left(2^2.3-2019\right)^2\right]\right\}\)
\(=438.\left\{300-\left[275-\left(-2007\right)^2\right]\right\}\)
\(=438.\left[300-\left(275-4028049\right)\right]\)
\(=438.4028074\)
\(=1764296412\)
438.{300- [ 275-( 22 .3-2019)2]}
=438.{ 300- [ 275- (12-2019)2]}
=438.{300-[275-4028049]}
=438.{300- [-4027774]}
=438.{300+4027774}=438.4028074=1764296412
Chúc bạn học tốt !!!
438.{300-[275-(22.3-2019)2]}
=438.{300-[275-(4.3-2019)2]}
=438.{300-[275-(12-2019)2]}
=438.{300-[275-(-2007)2 ]}
=438.{300-[275-4028049]}
=438.{300-(-4027774)}
=438.{300+4027774}
=438.4028074
=1764296412
438 . { 300 - [ 275 - ( 22 . 3 - 2019 )2 ]}
= 438 . { 300 - [ 274 - ( 4 . 3 - 2019 )2 ]}
= 438 . { 300 - [ 274 - ( 12 - 2019 )2 ]}
= 438 . { 300 - [ 274 - ( -2007 )2 ]}
= 438 . { 300 - [ -80027775 ]
= 438 . { -8027475 }
= -3516034050
Ý , bài tui làm sai r nhá
3 bạn kia đúng r
tks !!!
:<<<
