Asked by Brian
Two algebra II questions... simple, i believe?
give a numerical example to show that subtraction is not commutative.
and
give a numerical example to show that subtraction is not associative.
thanks(:
give a numerical example to show that subtraction is not commutative.
and
give a numerical example to show that subtraction is not associative.
thanks(:
Answers
Answered by
drwls
1 - 2 does not equal 2 - 1
This is an example of subtraction not being commutative.
(10-9)-8 does not equal 10 -(9-8).
This is an example of subtraction not being associative. It is a property of operations that involve three numbers.
This is an example of subtraction not being commutative.
(10-9)-8 does not equal 10 -(9-8).
This is an example of subtraction not being associative. It is a property of operations that involve three numbers.
Answered by
confused by adverbs and adjectives
-(22, 5, -12 ) = ( -22, -5, 12 ) NOT COMMUTATIVE
6 - (3 - 2) and (6 - 3) - 2
NOT EQUAL SO NOT ASSOCIATIVE
6 - (3 - 2) and (6 - 3) - 2
NOT EQUAL SO NOT ASSOCIATIVE
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