Evaluate the Expression $$\left( \begin{array} { l } 81 \\80\end{array} \right)$$

question 129

Multiple Choice

Evaluate the expression. $$\left( \begin{array} { l } 81 \\80\end{array} \right)$$

• A) 81
• B) \(- 7\)
• C) 73
• D) 80
• E) 1

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Definitions:

Liquid Natural Gas

A form of natural gas that has been cooled down to liquid form for ease and safety of non-pressurized storage or transport.

Natural Gas Transportation

The process of moving natural gas from its production site to the end user, typically involving pipelines or liquified natural gas carriers.

Oil Shale

A type of rock that contains significant amounts of organic material in the form of kerogen, which can be converted into synthetic oil through heating.

Net Useful Energy

The amount of energy available for use after subtracting the energy lost during generation, transmission, and conversion.