Advertisements
Advertisements
Question
The rationalisation factor of \[2 + \sqrt{3}\] is
Options
\[2 - \sqrt{3}\]
\[2 + \sqrt{3}\]
\[\sqrt{2} - 3\]
\[\sqrt{3} - 2\]
Advertisements
Solution
We know that rationalization factor for `a+sqrt b` is `a-sqrtb` . Hence rationalization factor of `2+sqrt3` is `2-sqrt3 `.
APPEARS IN
RELATED QUESTIONS
Simplify the following expression:
`(3+sqrt3)(2+sqrt2)`
Rationalise the denominator of the following:
`3/(2sqrt5)`
Rationalise the denominator of the following
`(sqrt3 + 1)/sqrt2`
Rationalise the denominator of the following
`(sqrt2 + sqrt5)/3`
Express each one of the following with rational denominator:
`(b^2)/(sqrt(a^2 + b^2) + a)`
Simplify `(3sqrt2 - 2sqrt3)/(3sqrt2 + 2sqrt3) + sqrt12/(sqrt3 - sqrt2)`
Rationalise the denominator of the following:
`1/(sqrt7-2)`
Simplify the following:
`3sqrt(3) + 2sqrt(27) + 7/sqrt(3)`
Rationalise the denominator of the following:
`sqrt(6)/(sqrt(2) + sqrt(3))`
Simplify:
`(256)^(-(4^((-3)/2))`
