tính nhanh A=1.5.6+2.10.12+4.20.24+9.45.54/ 1.3.5+2.6.10+4.12.20+9.27.45
Tính nhanh \(\frac{1.5.6+2.10.12+4.20.24+9.45.54}{1.3.5+2.6.10+4.12.20+9.27.45}\)
Tính nhanh
a) 1.5.6+2.10.12+4.20.24+9.45.54
1.3.5+2.6.10+4.12.20+9.27.45
Tính nhanh:
\(\frac{1.5.6+2.10.12+4.20.24+9.45.54}{1.3.5+2.6.10+4.12.20+9.27.45}\)
tính nhanh \(\frac{1.5.6+2.10.12+4.20.24+9.45.54}{1.3.5+2.6.10+4.12.20+9.27.45}\)
tính nhanh
1.5.6+2.10.12+4.20.24+9.45.54/1.3.5+2.6.10+4.12.20+9.27.45
Tính:
\(A=\frac{1.5.6+2.10.12+4.20.24+9.45.54}{1.3.5+2.6.10+4.12.20+9.27.45}\)
Câu này dễ nha. Ai nhanh + đúng mình tick.
\(A=\frac{1.5.6+2.10.12+4.20.24+...+9.45.54}{1.3.5+2.6.10+4.12.20+...+9.27.45}\)
\(C=\frac{1.5.6+2.10.12+4.20.24+...+9.45.54}{1.3.5+2.6.10+4.12.20+...+9.27.45}\)