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Suppose two 6-sided dice are rolled. What are the probabilities of the following events? At least one die lands on an odd number (call this event A). At least one die lands on a number less than or equal to 3 (call this event B). A or A and

解答

解答

The number : - 3

求解步骤

Represent the number with

x

A.T.Q.:

- 1 \cdot x = 3

求解

x, - 1 \cdot x = 3 : x = - 3

The number : - 3

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