Bài làm :
\(\frac{125^6.3^{61}.8^{10}}{4^{15}.25^9.9^{30}}\)
\(=\frac{\left(5^3\right)^6.3^{61}.\left(2^3\right)^{10}}{\left(2^2\right)^{15}.\left(5^2\right)^9.\left(3^2\right)^{30}}\)
\(=\frac{5^{18}.3^{61}.2^{30}}{2^{30}.5^{18}.3^{60}}\)
\(=3\)
Học tốt nhé
Bài làm :
Ta có :
\(\frac{125^6.3^{61}.8^{10}}{4^{15}.25^9.9^{30}}\)
\(=\frac{\left(5^3\right)^6.3^{61}.\left(2^3\right)^{10}}{\left(2^2\right)^{15}.\left(5^2\right)^9.\left(3^2\right)^{30}}\)
\(=\frac{5^{18}.3^{61}.2^{30}}{2^{30}.5^{18}.3^{60}}\)
\(=\frac{3^{61}}{3^{60}}\)
\(=3\)
