Answer:
15³
Step-by-step explanation:
[tex] \sf \frac{ {15}^{7} }{ {15}^{4} } [/tex]
[tex] = \sf \frac{15 \times 15 \times 15 \times 15 \times 15 \times 15 \times 15}{15 \times 15 \times 15 \times 15} [/tex]
[tex] = \sf \frac{ \sout{15} \times \sout {15} \times \sout{15} \times \sout{15} \times 15 \times 15 \times 15}{ \sout{15} \times \sout {15} \times \sout{15} \times \sout{15 } }[/tex]
[tex] = \sf \: 15 \times 15 \times 15[/tex]
[tex] \sf \: = {15}^{3} [/tex]