Question

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$(5 { }^{ - 1} + ( \frac{3}{2} ) { }^{ - 1} ){ }^{ - 1}$

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Answer 1

Step-by-step explanation:

{5^-1+(3/2)^-1}^-1

=(1/5+2/3)^-1

={(3+10)/15}^-1

=(13/15)^-1

=15/13

=1 2/13