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11 Cards in this Set
- Front
- Back
Closure property of addition
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x + y is a unique and real number
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Closure property of multiplication
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xy is a unique and real number
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Commutative property of addition
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x + y = y + x
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Commutative property of multiplication
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xy = yx
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Associative property of addition
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(x + y) + z = x + (y + z)
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Associative property of multiplication
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(xy)z = x(yz)
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Distributive property of addition over multiplication
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x(y + z) = xy + xz
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Identity element of addition
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0, since x + 0 = x
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Identity element of multiplication
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1, since x * 1 = x
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Inverse property of addition
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for x, there is -x, such that
x + (-x) =0 |
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Inverse property of multiplication
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for x, there is 1/x, such that
x * 1/x = 1 |