Suppose $f : \mathbf { Z } \rightarrow \mathbf { Z }$

question 67

Short Answer

Suppose $f : \mathbf { Z } \rightarrow \mathbf { Z }$ has the rule $f ( n ) = 3 n - 1$ . Determine whether $f$ is onto $\text { Z }$ .

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Definitions:

Written Contract

A formal agreement between two or more parties that is fully documented and signed, outlining specific obligations and terms.

Indemnity

A contractual obligation by one party to compensate the loss incurred by the other party due to the acts of the indemnitor or other specified individuals.

Parol Evidence Rule

A legal principle stating that oral evidence cannot be used to contradict, modify, or add to the terms of a written contract.

Verbal Agreement

An arrangement or contract that is made through spoken word rather than written documentation, but can still be legally binding.