Advertisements
Advertisements
Question
For all rational numbers x and y, x × y = y × x.
Options
True
False
Advertisements
Solution
This statement is True.
Explanation:
Let x = 2, y = 3
Then,
LHS = 2 × 3
= 6
RHS = 3 × 2
= 6
By comparing LHS and RHS
6 = 6
LHS = RHS
APPEARS IN
RELATED QUESTIONS
Verify commutativty of addition of rational numbers for each of the following pairs of rotional numbers:
Verify commutativty of addition of rational numbers for each of the following pairs of rotional numbers:
Verify commutativty of addition of rational numbers for each of the following pairs of rotional numbers:
Using commutativity and associativity of addition of rational numbers, express each of the following as a rational number:
Find: `3/7 + ((-6)/11) + ((-8)/21) + (5/22)`.
`- 3/8 + 1/7 = 1/7 + ((-3)/8)` is an example to show that ______
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)`
Verify the property x × y = y × x of rational numbers by using
`x = (-3)/8` and `y = (-4)/9`
Name the property used in the following.
`-7/11 xx (-3)/5 = (-3)/5 xx (-7)/11`
