Các câu hỏi tương tự
1= 5. 2= 10 .3= 15 .4= 20 ,5=?
1 = 5 ; 2 = 10 ; 3 = 15 ; 4 = 20 ; Hỏi 5 = ?
nếu 1=5 2=10 3=15 4=20 5= ?
nếu 1 = 5 ; 2 = 10 ; 3 = 15 ; 4 = 20 ; 5 = ?
Tính nhanh:\(\frac{1\times2\times3+2\times4\times6+3\times6\times9+4\times8\times12+5\times10\times15}{1\times3\times5+2\times6\times10+3\times9\times15+4\times12\times20+5\times15\times25}-\frac{1+2+3+2+4+6+3+6+9+4+8+12+5+10+15}{1+3+5+2+6+10+3+9+15+4+12+20+5+15+25}\)
1=5
2=10
3=15
4=20
5=?
1=5 2=10 3=15 4=20 5=?
1=5
2=10
3=15
4=20
5=?
1=5
2=10
3=15
4=20
5=?