Advertisements
Advertisements
प्रश्न
Identify the following as rational or irrational number. Give the decimal representation of rational number:
`3sqrt18`
उत्तर
Given number is `3sqrt18`
`rArr3sqrt18=3sqrt(3xx3xx2)`
`rArr3sqrt18=3xx3sqrt2`
`rArr3sqrt18=9sqrt2`
So it is an irrational number
APPEARS IN
संबंधित प्रश्न
Identify the following as rational or irrational number. Give the decimal representation of rational number:
`sqrt1.44`
Give an example of two irrational numbers whose:
difference is an irrational number.
Which of the following is irrational?
Write a pair of irrational numbers whose sum is irrational.
Find a rational number between `sqrt2` and `sqrt3`
State whether the following number is rational or irrational
`(5 - sqrt(5))^2`
Show that `sqrt(5)` is an irrational numbers. [Use division method]
Write a pair of irrational numbers whose sum is rational.
Write the following in ascending order:
`2root(3)(3), 4root(3)(3) and 3root(3)(3)`
Classify the following number as rational or irrational with justification:
1.010010001...
