Question

please answer it fast its attached please help

Answer 1

Solution :

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We know the Exponential Law:

a^-n = 1/aⁿ

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( 6^-1 - 8^-1 )^-1

= ( 1/6 - 1/8 )^-1

= [( 8 - 6 )/48 ]^-1

= ( 2/48 )^-1

= ( 1/24 )^-1

= 24

Therefore ,

Option ( 3 ) is correct.

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Answer 2

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