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प्रश्न
For all rational numbers x and y, x × y = y × x.
विकल्प
True
False
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उत्तर
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
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संबंधित प्रश्न
Using appropriate properties find.
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`2/5 xx (-3/7) - 1/6 xx 3/2 + 1/14 xx 2/5`
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)`.
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`(-4)/5 xx (-6)/5 = (-6)/5 xx (-4)/5`
Verify the property x × y = y × x of rational numbers by using
`x = 7` and `y = 1/2`
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`x = (-5)/7` and `y = 14/15`
Verify the property x × y = y × x of rational numbers by using
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