- The set P∪Q represents Produces light or use electricity
- The set P∩Q represents produces light and use electricity
- The set P′ represents things that does not produces light.
What is union and intersection?
- The union of two sets X and Y is defined as the set of elements that are included either in the set X or set Y, or both X and Y.
- The intersection of two sets X and Y is defined as the set of elements that belongs to both sets X and Y.
As P =set of things that produce light,
and Q =set of things that use electricity.
The set P∪Q represents Produces light or use electricity
The set P∩Q represents produces light and use electricity
The set P′ represents things that does not produces light.
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