Advertisements
Advertisements
प्रश्न
Use the distributivity of multiplication of rational numbers over their addition to simplify:
Advertisements
उत्तर
Given, `2/7 xx (7/16 - 21/4)`
= `2/7 xx 7/16 - 2/7 xx 21/4` ...[By using distributive property over addition]
= `1/8 - 3/2`
= `(1 - 12)/8`
= `(-11)/8`
APPEARS IN
संबंधित प्रश्न
Verify the property: x × y = y × x by taking:
Name the property of multiplication of rational numbers illustrated by the following statements:
Name the property of multiplication of rational numbers illustrated by the following statements:
Name the property of multiplication of rational numbers illustrated by the following statements:
By what number should we multiply \[\frac{- 1}{6}\] so that the product may be \[\frac{- 23}{9}?\]
`1/5 xx [2/7 + 3/8] = [1/5 xx 2/7] +` ______.
Verify the property x + y = y + x of rational numbers by taking
`x = (-3)/7, y = 20/21`
Verify the property x + y = y + x of rational numbers by taking
`x = (-2)/5, y = (-9)/10`
Verify the property x × (y + z) = x × y + x × z of rational numbers by taking.
`x = (-1)/2, y = 3/4, z = 1/4`
Verify the property x × (y + z) = x × y + x × z of rational numbers by taking.
`x = (-2)/3, y = (-4)/6, z = (-7)/9`
