3/17+-5/13+-18/35+14/17+17/-35+-8/13 giup tui dii hicccc:( 01/10/2021 Bởi Emery 3/17+-5/13+-18/35+14/17+17/-35+-8/13 giup tui dii hicccc:(
Bạn tham khảo : $\dfrac{3}{17}$ + $\dfrac{-5}{13}$ + $\dfrac{-18}{35}$ + $\dfrac{14}{17}$ + $\dfrac{17}{-35}$ + $\dfrac{-8}{13 }$ = $($$\dfrac{3}{17}$ + $\dfrac{14}{17})$ +$($$\dfrac{-5}{13}$ +$\dfrac{-8}{13})$ +$(\dfrac{-18}{35}$ + $\dfrac{-17}{35})$ = $\dfrac{17}{17}$ + $\dfrac{13}{13}$ + $\dfrac{-35}{35}$ = $1$ + (-1) + $(-1)$ = $0 + (-1) $$ =-1$ Bình luận
3/17 + (-5)/13 + (-18)/35 + 14/17 + 17/(-35) +(-8)/13 [3/17 + 14/17] + [(-5)/13 +(-8)/13] + [-18/35 + 17/-35] =1 + (-1) + -1 =-1 @cHy #Học tốt Bình luận
Bạn tham khảo :
$\dfrac{3}{17}$ + $\dfrac{-5}{13}$ + $\dfrac{-18}{35}$ + $\dfrac{14}{17}$ + $\dfrac{17}{-35}$ + $\dfrac{-8}{13 }$ = $($$\dfrac{3}{17}$ + $\dfrac{14}{17})$ +$($$\dfrac{-5}{13}$ +$\dfrac{-8}{13})$ +$(\dfrac{-18}{35}$ + $\dfrac{-17}{35})$ = $\dfrac{17}{17}$ + $\dfrac{13}{13}$ + $\dfrac{-35}{35}$ = $1$ + (-1) + $(-1)$ = $0 + (-1) $$ =-1$
3/17 + (-5)/13 + (-18)/35 + 14/17 + 17/(-35) +(-8)/13
[3/17 + 14/17] + [(-5)/13 +(-8)/13] + [-18/35 + 17/-35]
=1 + (-1) + -1
=-1
@cHy
#Học tốt