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प्रश्न
For the pair of rational numbers, given below, verify that the multiplication is commutative.
`5/(-3) "and" 13/(-11)`
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उत्तर
`= 5/(-3) xx 13/(-11) = (5xx13)/((-3)xx(-11)) = 65/33`
And, `13/(-11) xx 5/(-3) = (13xx5)/((-3)xx(-11)) = 65/33`
`therefore 5/(-3) xx 13/(-11) = 13/(-11) xx 5/(-3)`
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संबंधित प्रश्न
Evaluate:
`(-14)/5 xx (-6)/7`
Multiply:
`36/(-7) "and" (-9)/28`
Find the reciprocal(multiplicative inverse)of:
`(-8)/3xx13/(-7)`
Verify That`("x"+"y") xx"z"="x"xx"z"+"y"xx"z"`,If
`"x"=4/5,"y"=(-2)/3 and "z"=-4`
Name the multiplication property of rational number show below:
`8/(-9)xx1=1xx8/(-9)=8/(-9)`
Fill the Blank:
The product of two positive rational numbers is always ……………
Fill in the blank:
The product of two negative rational numbers is always ……………
Fill in the blank:
If two rational numbers have opposite signs then their product is always …………..
Fill in the blank:
Rational number 0 has ………….. reciprocal.
______ × `((-2)/5)` = 1.
