Rational and Irrational Numbers Flashcards
1
Q
What are Rational Numbers?
A
Any number that can be expressed in fractional form p/q where p and q are integers and q does not equal 0
2
Q
What are Irrational Numbers?
A
Numbers which are not in fractional form where p and q are integers
3
Q
How are rational numbers expressed?
A
Integers, finite decimal numbers, and decimals with repeating sequences
4
Q
How are irrational numbers expressed
A
Surd form, decimals are infinite with non repeating sequence
5
Q
What must be done if a fraction has a surd in the denominator?
A
Rationalise - multiply fraction by denominator with opposite sign
6
Q
A
