Explicación paso a paso:
a)
[tex] {7}^{3} .7 \div {7}^{2} = 49[/tex]
b)
[tex] {( {5}^{2}) }^{3} \div 5 = 3125[/tex]
c)
[tex]8. {2}^{2} \div 16 = 2[/tex]
d)
[tex] {(25)}^{4} \div {( {5}^{2} )}^{3} = 25[/tex]
e)
[tex] \frac{ {9}^{2}. {3}^{5} }{ {( {3}^{2} )}^{3} } = 27[/tex]
