Question

{(½)^-1 ×(-4)^-1}^-1​

Answer 1

Answer:

$\bf {\{( \frac{1}{2})^{ - 1} \times ( - 4) ^{ - 1} ) \} ^{ - 1}} \\ \\ \sf { = \{ 2 ^{1} \times \frac{1}{4} ^{1} \} ^{ - 1}} \\ \\ \sf{ = ( \cancel2 \times \frac{1}{ { \cancel4} \: \: ^{2} } ) ^{ - 1} } \\ \\ \sf{ = ( \frac{1}{2} ) ^{ - 1} } \\ \\ \sf{ = 2 ^{1}} \\ \\{ \boxed {\bf{ \blue {= 2}}}}$

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