Question

()⁷ :

Answer 1

Объяснение:

${2}^{56} \div {2 }^{57} = {2}^{56 - 57} = {2}^{ - 1} = 0.5$

Answer 2

It seems like you've provided an empty input or an incomplete mathematical expression. The notation you provided, "()⁷", is missing the operand or the operator needed for a meaningful calculation.

To perform any mathematical operation, you need to specify the numbers or variables involved and the mathematical operation to be performed. Please provide more information or clarify your question so that I can assist you further.