Product rule (m⋅n)
If the first choice can be made in m ways and independently the second in n ways, then an ordered pair “first the first, then the second” occurs in m⋅n ways.
Typical markers: “for each … there exists …”, “both … and …”, “a chain of steps”.
Use the product when m,n refer to successive steps of one composite choice
Content is available with subscription.
Get full access to all courses on the platform for one year with a single payment.
▼
Unlike other platforms that charge per course, here you get everything for one price, and after one year of use there will be no automatic charge for the following year.