Question

(8power -1 - 5power -1 ) whole power-1

Answer 1

Step-by-step explanation:

= (1/8 - 1/5)^-1

= (5-8/40)^-1

= (40/-3)¹

= -40/3

Answer 2

Step-by-step explanation:

( 1/8 - 1/5 ) ^-1

{(5-8)/40}^-1

(-3/40)^-1

(-40/3)¹

= -40/3 = -13.33