math properties Flashcards
1
Q
x•1=x
3•1=3
A
identity property of multiplication
2
Q
any value multiplied by zero is zero 3•0=0
x•0=0
A
multiplicative property of zero
3
Q
- 2•5=-10
- 1•x=-x
A
multiplicative property of -1
4
Q
x+-x=0
3+-3=0
A
additive inverse property
5
Q
x•x/1=1
3•1/3=1
-2/5•5/2=-1
A
multiplicative inverse property
6
Q
3x+2=4
4=2+3x
A
symmetric
7
Q
3=3
A
reflexive
8
Q
x+2
x=3
3+2=5
A
substitution
9
Q
3+2=5
2+3=5
A
communitive property of addition
10
Q
a=c
a=b
b=c
A
transitive
11
Q
3x=x3
4(3) 3(4)
A
communitive property of multiplication
12
Q
(3+2)+4
3+(2+4)
xyz=zyx
A
associative property of addition
13
Q
(3•2)•4
3(2•4)
x(yz)—> (xy)z
A
associative property of multiplication
14
Q
3(4+2)
12+6
18
A
distributive
15
Q
x+0=x
3+0=3
A
identity property of addition
