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प्रश्न
Verify that `"x"=3/4,"y"=8/9and "z"=-5`
उत्तर
`"x"=3/4,"y"=8/9and "z"=-5`
Using, `"x"xx("y"-"z")="x"xx"y"-"x"xx"z"`
⇒`3/4xx(8/9-(-5))=3/4xx8/9-3/4xx(-5)`
⇒`3/4xx((8xx1)/(9xx1)+(5xx9)/(1xx9))=2/3+15/4`
⇒`3/4xx((8+45)/9)=(2xx4)/(3xx4)+(15xx3)/(4xx3)`
⇒`3/4xx53/9=(8+45)/12`
⇒`53/12=53/12`
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संबंधित प्रश्न
Find the product:
`(-6)/9 xx 9/11`
Evaluate:
`(-125)/72 xx 9/(-5)`
Multiply:
`2/7 "and" (-14)/9`
Write the Reciprocal (Multiplicative Inverse) of Rational Number, Given Below:
-3
For the pair of rational numbers, given below, verify that the multiplication is commutative.
`(-1)/5 "and" 2/9`
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:
Rational number 0 has ………….. reciprocal.
Fill in the blank:
The product of a rational number and its reciprocal is ………..
Fill in the blank:
The numbers ……….. and ……….. are their own reciprocals.
`1/2 = 6/underline`
