Determine Whether the Set Is fiNite or Infinite $$\left\{ x \mid x \in \mathbf { Z } \text { and } x ^ { 2 } = 2 \right\}$$

question 5

Short Answer

determine whether the set is finite or infinite. If the set is finite, find its size.
- $$\left\{ x \mid x \in \mathbf { Z } \text { and } x ^ { 2 } = 2 \right\}$$

---

Definitions:

De-energized

The state of an electrical device or system when it is not supplied with power or electricity, often as a safe condition for maintenance or setup.

TOF Timer

A timing function that begins timing when the input signal goes from true to false, often used in programmable logic controllers (PLCs).

Accumulate Time

A process in computing or control systems where elapsed or total time for events is recorded or added together.

Time Delay

An intentional latency inserted in a signal path or operational sequence to regulate the flow of information or synchronization of tasks.