Question

{(4÷3)^-1 -(1÷4)^-1}^-1​

Answer 1

Answer:

4/13

Step-by-step explanation:

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

1/(3/4-4)

1/(3-16)/4

1/13/4

4/13

Answer 2

Answer:

$[{{\frac{4}{3} ^{-1 }-(\frac{1}{4} )^{-1}}}]^{-1}$=$\frac{-4}{13}$

Step-by-step explanation:

$[{{\frac{4}{3} ^{-1 }-(\frac{1}{4} )^{-1}}}]^{-1}$

=$[{\frac{3}{4} -4}]^{-1}$

=$[\frac{-13}{4} ]^{-1}$

=$\frac{-4}{13}$