Question

[(1/3)‐²-(1/2)‐³]+(1/4)‐2​

Answer 1

[(1/3)-² -(1/2)-³]+(1/4)-2

=(3²-2³)+1-8/4

=(9-8)-7/4

=1-7/4

=4-7/4

=-3/4

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Answer 2

Answer:

-3/4

Step-by-step explanation:

[(1/3)^-2-(1/2)^-3] +(1/4)-2

= [3²-2³]-7/4

= 9-8-7/4

= 1-7/4

= -3/4

[since (a/b)^- n = (b/a)^n]