Question

{(3/4) raise to power -1 -(1/4) raise to power -1 } raise to power -1​

Answer 1

Step-by-step explanation:

{(3/4)^-1-(1/4)^-1}^-1= {(4/3)^1-(4/1)^1}^-1

{4/3-4}^-1= {4-12/3}^-1

(-8/3)^-1= (-3/8)^1

-3/8 Answer