Advertisements
Advertisements
प्रश्न
Verify that `"x"xx("y"-"z")="x"xx"y"-"x"xx"z,"` if
`"x"=4/5,"y"=-7/4and"z"=3`
Advertisements
उत्तर
`"x"=4/5,"y"=-7/4 and "z"=3`
Using, `"x"xx("y"-"z")="x"xx"y"-"x"xx"z"`
⇒`4/5xx((-7)/4-3)=4/5xx(-7)/4-4/5xx3`
⇒`4/5xx((-7xx1-3xx4)/4)=(-7)/5-12/5`
⇒`4/5xx((-7-12)/4)=(-7-12)/5`
⇒`4/5xx(-19)/4` ⇒`(-19)/5=(-19)/5`
APPEARS IN
संबंधित प्रश्न
Find the product:
`3/7 xx((-2)/5)`
Find the product:
`3/(-5) xx (-5)/3`
Multiply:
`(-7)/8 "and" 4`
Find the reciprocal(multiplicative inverse)of:
`(-8)/3xx13/(-7)`
Multiply the rational number, given below, by one (1):
0
Find the reciprocal (multiplicative inverse) of:
`(-3)/5xx(-1)/13`
Verify that `("x"+"y")xx"z"="x"xx"z + y"xx"z",if`
`"x"=2," y"=4/5and "z"=3/(-10)`
Name the multiplication property of rational number show below:
`(-3)/4xx(5/7xx(-8)/15)=((-3)/4xx5/7)xx(-8)/15`
Fill in the blank:
The product of two negative rational numbers is always ……………
`1/2 = 6/underline`
