Question

# Suppose that A and B are two events. Write expressions involving unions, intersections, and complements that describe the following: At least one occurs.

Solution

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Step 1
1 of 3

In this exercise, we need to write expressions involving union, intersection, and complements to describe a particular event.

Remember the following notations

$A\cup B \implies$ "A or B will occur"
$A\cap B \implies$ "Both A and B will occur"
$\overset{-}A\implies$ "A will not occur"

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