5.
9.1 THE RATIONAL NUMBERS
Definition: The set of rational numbers is the set
Examples of Rational Numbers: , , , 3, .7
Explanation: , ,
6.
9.1 THE RATIONAL NUMBERS
Definition: The set of rational numbers is the set
Examples of Rational Numbers: , , , 3, .7
Explanation: , ,
7.
Equality of Rational Numbers: if and only if ad = bc.
To Do: Show that
Solution: (–12)×(–3) = 36 = 9×4
8.
Equality of Rational Numbers: if and only if ad = bc.
To Do: Show that
Solution: (–12)×(–3) = 36 = 9×4
9.
Equality of Rational Numbers: if and only if ad = bc.
To Do: Show that
Solution: (–12)×(–3) = 36 = 9×4
10.
Equality of Rational Numbers: if and only if ad = bc.
To Do: Show that
Solution: (–12)×(–3) = 36 = 9×4
11.
Example:
Definition: a / b is in simplest form if a and b have no
common prime factors and b is positive.
Example: The following are not in simplest form:
Why not?
12.
Example:
Definition: a / b is in simplest form if a and b have no
common prime factors and b is positive.
Example: The following are not in simplest form:
Why not?
13.
Example:
Definition: a / b is in simplest form if a and b have no
common prime factors and b is positive.
Example: The following are not in simplest form:
Why not?
14.
Example:
Definition: a / b is in simplest form if a and b have no
common prime factors and b is positive.
Example: The following are not in simplest form:
Why not?
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