Question

4⁻²*4⁻⁷
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4⁻⁶
помогите вычеслить

Answer 1

$\frac{ {4}^{ - 2 + ( - 7)}}{ {4}^{ - 6} } = \frac{ {4}^{ - 2 - 7} }{ {4}^{ - 6} } = \\ = {4}^{ - 9} \div {4}^{ - 6} = {4}^{ - 9 - ( - 6)} = \\ {4}^{ - 9 + 6} = {4}^{ - 3}$