\(\frac{45^{10}.5^{20}}{75^{15}}=\frac{\left(3^2.5\right)^{10}.5^{20}}{\left(3.5^2\right)^{15}}=\frac{\left(3^2\right)^{10}.5^{10}.5^{20}}{3^{15}.\left(5^2\right)^{15}}=\frac{3^{20}.5^{30}}{3^{15}.5^{30}}=3^5=243\)
\(\frac{45^{10}.5^{20}}{75^{15}}=\frac{\left(3^2.5\right)^{10}.5^{20}}{\left(3.5^2\right)^{15}}=\frac{\left(3^2\right)^{10}.5^{10}.5^{20}}{3^{15}.\left(5^2\right)^{15}}=\frac{3^{20}.5^{30}}{3^{15}.5^{30}}=3^5=243\)
Rút gọn :
a) 45^10 . 5^20 / 75^15
b) 6^3 + 3 .6^ 2 + 3^3 / -13
c) 4^6 .9^5 + 6^9 .120 / 8^4 .3^12 - 6^11
d) 3.11+42 / 5^3
\(\frac{45^{10}.5^{20}}{75^{15}}\)
Rút gọn
a) \(\frac{45^{10}.5^{20}}{75^{15}}\)
b)\(\frac{6^3+3.6^2+3^3}{-13}\)
c)\(\frac{4^6.9^5+6^9.120}{8^4.3^{12}-6^{11}}\)
d)\(\frac{3.11+42}{5^3}\)
\(\frac{45^{10}.5^{20}}{75^{15}}\)
Tính gá trị biểu thức
\(\frac{45^{10}.5^{20}}{75^{15}}\)
\(\frac{45^{10}.20^{10}}{75^{15}}\)= ?
Tìm giá trị của biểu thức :
a) \(\frac{45^{10}×5^{20}}{75^{15}}\)
\(\frac{45^{10}.5^{20}}{75^{15}}\)
giúp mình nha mình sẽ tích và kết bạn
\(\frac{45^{10}\times5^{20}}{75^{15}}\)