Three Decimal Places

question 78

Multiple Choice

$\text { Find } a _ { \mathbf { T } } \text { at time } t = 0 \text { for the plane curve } \mathbf { r } ( t ) = e ^ { 2 t } \mathbf { i } + e ^ { - 7 t } \mathbf { j } \text {. Round your answer to }$ three decimal places.

• A)-40.625
• B)-39.209
• C)-111.667
• D)-46.016
• E)-43.988

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Definitions:

Rational Choice

A theory in economics and sociology that suggests individuals choose the option that provides the highest level of satisfaction, assuming the availability of information and a clear preference set.

Opportunity Cost

The effect of spurning potential profits from various options by selecting a particular one.

Societal Choices

Decisions made by a society as a whole about the allocation of resources and priorities among different uses.

Opportunity Cost

The worth of the best alternative given up as a consequence of a decision made.