If x = \frac{−2}{3} and y = \frac{−3}{4}, then (x – y) -1 + ( x-1 – y-1)-1 is equal to

CTET 2 Math and Science 17 Jan 2022 Paper

Question : 32 of 150

Marks: +1, -0

If x =

\;{−2}/{3}

and y =

\;{−3}/{4}

, then (x – y)^-1 + ( x-1 – y-1)-1 is equal to

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