Examlex
Determine whether or not the function is one-to-one.
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Water Reserves
Stored or available water in natural or artificial reservoirs that can be used for various purposes.
Reciprocity Norm
The reciprocity norm is a social norm that expects individuals to respond to each other in kind, returning benefits for benefits received.
Favor
An act of kindness beyond what is usual or expected, often involving giving someone an advantage or showing support.
Past
The period of time or a segment of history that has already occurred, distinguished from the present and future.
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