Question

Please help ASAP PLEASE AND THANK YOUUU ❤️

Answer 1

$= \frac{1}{ {7}^{9} }$

Step-by-step explanation:

$= {7}^{ - 3} \times {7}^{ - 5} \times {7}^{ - 1}$

$= {7}^{( - 3 - 5 - 1)}$

$= {7}^{ - 9}$

$= \frac{1}{ {7}^{9} }$

Answer 2

Step-by-step explanation:

${7}^{ - 3} \times {7}^{ - 5} \times 7 {}^{ - 1}$

$\frac{1}{7 {}^{3} } \times \frac{1}{ {7}^{5} } \times \frac{1}{7 } \\ \frac{1}{ {7}^{3 + 5 + 1 } } \\ \frac{1}{ {7}^{9} }$