21.56:[75,6-65.8]-0.354/2 giup mih voi mih can gap
Cho A=2x-3; B=6-x. Hay so sanh A va B.
Giup mih voi, mih dang can gap. Thks
tim so co hai chu so biet rang neu viet them chu so 3 vao giua 2 chu so cua so do ta duoc so co 3 chu so gap 11 lan so phai tim
( Giai day du giup mih voi, mih dang can gap. ai dung mih tik)
Tim 3 so nguyen to khac nhau a,b,c thoa man: a.b.c=3(a+b+c)
Giup mih nha minh dang can gap
ai hoc truog thcs giup mih bai nay voi
CO 3 SOI DAY SOI A DAI 12,6M SOI B DAI BANG 7 PHAN 3 SOI A SOI C GAP 1,5 SOI B TINH TRUNG BINH MOI SOI GIUP MIH MINH CAN LAM
viet doan van ngan ve cac hoat dong cua em vao moi thu 2
giup mih voi
a) 21,56:(75,6 - 65,8) - 0.354 : 2
b) ( 75,6- 21,7) : 4 + 22,82 * 2
giup mih voi nhe
tong 2 so la 84 biet rang 1/2 so lon bang 2/3 so nho tim 2 so ai biet giai giup mih voi