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प्रश्न
For the pair of rational numbers, given below, verify that the multiplication is commutative.
`(-1)/5 "and" 2/9`
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उत्तर
`= (-1)/5 xx 2/9 = ((-1)xx2)/(5xx9) = (-2)/45`
And, `2/9 xx ((-1)/5) = (2xx(-1))/(9xx5) = (-2)/45`
`therefore (-1)/5 xx 2/9 = 2/9 xx (-1)/5`
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संबंधित प्रश्न
Find the product:
`3/11xx 2/5`
Evaluate:
`(-14)/5 xx (-6)/7`
Evaluate:
`(-125)/72 xx 9/(-5)`
Multiply:
`5/6 "and" 8/9`
Multiply:
`2/7 "and" (-14)/9`
Write the Reciprocal (Multiplicative Inverse) of Rational Number, Given Below:
`5/11`
Write the Reciprocal (Multiplicative Inverse) of Rational Number, Given Below:
`15/(-17)`
Multiply the rational number, given below, by one (1):
`(-6)/(-7)`
Verify that `"x"xx("y"-"z")="x"xx"y"-"x"xx"z,"` if
`"x"=4/5,"y"=-7/4and"z"=3`
Fill in the blank:
If m is reciprocal of n, then the reciprocal of n is ………….
