Question

give answer for the above question ​

Answer 1

Answer:

Step-by-step explanation:

Answer 2

${ ({3}^{ - 1} \times {5}^{ - 1}) }^{ - 1} \\ = { (\frac{1}{3} \times \frac{1}{5}) }^{ - 1} = ( { \frac{1}{15} })^{ - 1} \\ = 15 \: ans$