Question

5^5 • 25^10 : 125^7 ​vă rog repede

Answer 1

Răspuns:

${25}^{10} = ( {5}^{2} )^{10} = {5}^{20}$

${125}^{7} = ( {5}^{3} )^{7} = {5}^{21}$

${5}^{5} \times {5}^{20} \div {5}^{21} = {5}^{5 + 20 - 21} = {5}^{4} = 625$