Question

Solve this step by step​

Answer 1

Answer:

$(( { \frac{1}{2} }^{ - 1}) - ( { \frac{1}{3} }^{ - 1} )) {}^{ - 1} \\ = (( 2) - ( 3 )) {}^{ - 1} \\ = ( { - 1})^{ - 1} = - 1$

FINAL ANSWER : -1