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Question
For all rational numbers x and y, x – y = y – x.
Options
True
False
Solution
This statement is False.
Explanation:
For all rational numbers x and y,
x – y = – (y – x)
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RELATED QUESTIONS
Verify commutativty of addition of rational numbers for each of the following pairs of rotional numbers:
Rational numbers can be added or multiplied in any ______.
For all rational numbers x and y, x × y = y × x.
Rational numbers can be added (or multiplied) in any order
`(-4)/5 xx (-6)/5 = (-6)/5 xx (-4)/5`
Using suitable rearrangement and find the sum:
`4/7 + ((-4)/9) + 3/7 + ((-13)/9)`
Using suitable rearrangement and find the sum:
`-5 + 7/10 + 3/7 + (-3) + 5/14 + (-4)/5`
Verify the property x × y = y × x of rational numbers by using
`x = 7` and `y = 1/2`
Verify the property x × y = y × x of rational numbers by using
`x = 2/3` and `y = 9/4`
Verify the property x × y = y × x of rational numbers by using
`x = (-5)/7` and `y = 14/15`
Name the property used in the following.
`-7/11 xx (-3)/5 = (-3)/5 xx (-7)/11`
