\(\frac{2^7.9^3}{6^5.8^2}=\frac{2^7.\left(3^2\right)^3}{\left(3.2\right)^5.\left(2^3\right)^2}=\frac{2^7.3^6}{3^5.2^5.2^6}=\frac{3}{2^4}=\frac{3}{16}\)
\(\frac{2^{15}\cdot9^4}{6^3\cdot8^3}\)
tính giá trị biểu thức
tính
\(\frac{2^7\cdot9^3}{6^5\cdot8^2}\)
\(\frac{2^7\cdot9^3}{6^5\cdot8^2}\)
\(\frac{2^7\cdot9^3}{6^5\cdot8^2}\)
\(\frac{2^7\cdot9^3}{6^5\cdot8^2}\)
\(\frac{2^7\cdot9^3}{6^5\cdot8^2}-\frac{\left(0,4\right)^6}{^{\left(0,8\right)^5}}\)
tính nhanh
Tìm giá trị của biểu thức sau:
\(\frac{2^7\cdot9^3}{6^5\cdot8^2}\)
Tính \(A=\left(\frac{1}{4\cdot9}+\frac{1}{9\cdot14}+\frac{1}{14\cdot19}+...+\frac{1}{44\cdot49}\right)\cdot\frac{1-3-5-7-...-49}{89}\)
\(B=\frac{5\cdot4^{15}\cdot9^9-4\cdot3^{20}\cdot8^9}{5\cdot2^{10}\cdot6^{19}-7\cdot2^{29}\cdot27^6}-\frac{2^{19}\cdot27^3+15\cdot4^9\cdot9^4}{6^9\cdot2^{10}+12^{10}}\)
Tính:
a,\(\frac{4^2\cdot4^3}{2^{10}}\)
b,\(\frac{0,6^5}{0,2^6}\)
c,\(\frac{2^7\cdot9^3}{6^5\cdot8^2}\)
d,\(\frac{6^3+3\cdot6^2+3^3}{-13}\)
