|
|
|
9
|
(a+b) + c = a + (b+c)
|
|
10
|
numbers that do not terminate or repeat
|
|
11
|
if a = b and b = c, then a = c
|
|
12
|
an expression that contains at least one variable
|
|
13
|
a + b= b + a
|
|
14
|
PEMDAS
|
|
19
|
a = a
|
|
|
|
|
|
|
1
|
if a =b then b=a
|
|
2
|
a + 0 = a = 0 + a
|
|
3
|
a statement that proves a conjecture false
|
|
4
|
numbers that terminate or repeat
|
|
5
|
the distance from a number to zero on the number line
|
|
6
|
a mathematical sentence stating that two expressions are equal
|
|
7
|
(-2, 0]
|
|
8
|
a(b+c) = ab + ac
|
|
15
|
all the numbes you use in everyday life
|
|
16
|
a mathematical sentence that expresses the relationship between certain quantities
|
|
17
|
when there is no solution set for an equation
|
|
18
|
a + (-a) = 0
|
|
|
|
