Pure Flashcards
1
Q
Natural Number
A
Positive integer
2
Q
‘N’
A
Natural number
3
Q
‘Z’
A
All integers
4
Q
‘R’
A
All real numbers
5
Q
‘E’
A
an element of
6
Q
set builder notation
A
{expression : condition}
7
Q
O with a line through
A
empty set
8
Q
the discriminant
A
b^2- 4ac
9
Q
Rational Number
A
can be expressed as a fraction
10
Q
b^2- 4ac> 0
A
2 distinct real roots
11
Q
b^2- 4ac<0
A
no real roots
12
Q
b^2- 4ac = 0
A
equal roots
