Question

Help!!! Show your work

Answer 1

27)

`( { (1)/(4)) }^( - 1) = (4)/(1) = 4`

28)

`({ (2)/(5)) }^( - 2) = ({ (5)/(2)) }^(2) = (25)/(4)`

29)

`{( - (1)/(3) )}^( - 3) = {( - 3)}^(3) = - 27`

30)

`{( - (2)/(3)) }^( - 3) = {( - (3)/(2)) }^(3) = - (27)/(8)`