\(=\dfrac{2^{10}\cdot3^8-2^{10}\cdot3^9}{2^{10}\cdot3^8+2^{10}\cdot3^8\cdot5}=\dfrac{2^{10}\cdot3^8\cdot\left(1-3\right)}{2^{10}\cdot3^8\cdot6}=\dfrac{-2}{6}=\dfrac{-1}{3}\)
\(E=\dfrac{4^5.9^4-2.6^9}{2^{10}.3^8+6^8.20}\)
Rút gọn
B = \(\dfrac{4^5.9^4-2.6^9}{2^{10}.3^8+6^8.20}\)
Tính :
\(\dfrac{4^5.9^4-2.6^9}{2^{10}.3^8+6^8.20}\)
Tính :
\(\dfrac{4^5.9^4-2.6^9}{2^{10}.3^8+6^8.20}\)
Tính :
\(\dfrac{4^5.9^4-2.6^9}{2^{10}.3^8+6^8.20}\)
Tính nhanh
\(\dfrac{4^5.9^4-2.6^9}{2^{10}.3^8-6^8.20}\)
Thực hiện phép tính:
\(\dfrac{4^5.9^4-2.6^9}{2^{10}.3^8+6^8.20}\)
Thực hiện phép tính: \(\frac{4^5.9^4-2.6^9}{2^{10}.3^8+6^8.20}:\sqrt{\frac{25}{9}}\)
1) \(25^{10}.\left(\dfrac{1}{5}\right)^{20}+\left(\dfrac{-3}{4}\right)^8.\left(\dfrac{-4}{3}\right)^8-2018^0\)
2) \(\left(\dfrac{5}{2}-\dfrac{4}{3}\right).\dfrac{6}{7}+\left(\dfrac{-3}{2}\right)^5:\left(\dfrac{-3}{2}\right)^3\)
3) \(\dfrac{4^5.9^4-2.6^9}{3^8.2^{10}+6^8.20}\)
