Advertisements
Advertisements
प्रश्न
Rationalize the denominator.
`3 /sqrt5`
Advertisements
उत्तर
`3 /sqrt5`
`= 3 /sqrt5 xx sqrt 5 / sqrt 5`
`= (3sqrt5)/ (sqrt 5)^2`
`= (3sqrt 5)/5`
APPEARS IN
संबंधित प्रश्न
Rationalize the denominator.
`11 / sqrt 3`
Write the simplest form of rationalising factor for the given surd.
`sqrt 50`
Write the simplest form of rationalising factor for the given surd.
`sqrt 27`
Write the simplest form of rationalising factor for the given surd.
`3/5 sqrt 10`
Write the lowest rationalising factor of 5√2.
Write the lowest rationalising factor of √5 - 3.
Write the lowest rationalising factor of : 7 - √7
Write the lowest rationalising factor of : √13 + 3
If x =`[sqrt5 - 2 ]/[ sqrt5 + 2]` and y = `[ sqrt5 + 2]/[ sqrt5 - 2 ]`; find : y2
If x =`[sqrt5 - 2 ]/[ sqrt5 + 2]` and y = `[ sqrt5 + 2]/[ sqrt5 - 2 ]`; find : xy
If x =`[sqrt5 - 2 ]/[ sqrt5 + 2]` and y = `[ sqrt5 + 2]/[ sqrt5 - 2]`; find:
x2 + y2 + xy.
If x = 2√3 + 2√2, find: `(x + 1/x)`
If x = 2√3 + 2√2 , find : `( x + 1/x)^2`
If `[ 2 + sqrt5 ]/[ 2 - sqrt5] = x and [2 - sqrt5 ]/[ 2 + sqrt5] = y`; find the value of x2 - y2.
Evaluate: `( 4 - √5 )/( 4 + √5 ) + ( 4 + √5 )/( 4 - √5 )`
Rationalise the denominator `1/sqrt(50)`
Rationalise the denominator `5/(3sqrt(5))`
Find the value of a and b if `(sqrt(7) - 2)/(sqrt(7) + 2) = asqrt(7) + b`.
