Advertisements
Advertisements
Question
Verify the property x × y = y × x of rational numbers by using
`x = 2/3` and `y = 9/4`
Advertisements
Solution
Given, `x = 2/3` and `y = 9/4`
Then, LHS = x × y
= `2/3 xx 9/4`
= `18/12`
= `3/2`
RHS = y × x
= `9/4 xx 2/3`
= `18/12`
= `3/2`
∴ LHS = RHS
Hence, xy = yx
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:
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:
Using commutativity and associativity of addition of rational numbers, express each of the following as a rational number:
Using commutativity and associativity of addition of rational numbers, express each of the following as a rational number:
Verify the commutative property for addition and multiplication for the rational numbers `(-10)/11` and `(-8)/33`
Give an example and verify the following statement.
Subtraction is not commutative for rational numbers
Rational numbers can be added (or multiplied) in any order
`(-4)/5 xx (-6)/5 = (-6)/5 xx (-4)/5`
