Question

4 mũ 7 nhân 8 mũ 3 trên 2 mũ 20

 

Answer 1

\(\dfrac{4^7.8^3}{2^{20}}=\dfrac{\left(2^2\right)^7.\left(2^3\right)^3}{2^{20}}=\dfrac{2^{14}.2^9}{2^{20}}=\dfrac{2^{23}}{2^{20}}=2^3=8\)