Question

4/7power of -5 × 7/4power of -7​

Answer 1

Answer:

see the above photo

Step-by-step explanation:

hope it helps..

Answer 2

Answer:

${ (\frac{4}{7} )}^{ - 5} \times {( \frac{7}{4}) }^{ - 7} \\ \\ \\ = {( \frac{4}{7}) }^{ - 5} \times { (\frac{4}{7} )}^{7} \\ \\ \\ = {( \frac{4}{7} )}^{( - 5 + 7)} \\ \\ \\ { (\frac{4}{7} )}^{2} \\ \\ \\ = \frac{16}{49}$