Advertisements
Advertisements
प्रश्न
Write the lowest rationalising factor of 5√2.
योग
Advertisements
उत्तर
5√2 × 5√2 = 5 × 2 = 10 which is rational.
∴ lowest rationalizing factor is √2.
shaalaa.com
Rationalisation of Surds
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Rationalize the denominator.
`1/sqrt14`
Rationalize the denominator.
`6/(9sqrt 3)`
Write the lowest rationalising factor of : 7 - √7
Write the lowest rationalising factor of : √5 - √2
If x =`[sqrt5 - 2 ]/[ sqrt5 + 2]` and y = `[ sqrt5 + 2]/[ sqrt5 - 2]`; find:
x2 + y2 + xy.
If m = `1/[ 3 - 2sqrt2 ] and n = 1/[ 3 + 2sqrt2 ],` find n2
If x = 2√3 + 2√2, find: `(x + 1/x)`
If x = 2√3 + 2√2 , find : `( x + 1/x)^2`
Show that :
`1/[ 3 - 2√2] - 1/[ 2√2 - √7 ] + 1/[ √7 - √6 ] - 1/[ √6 - √5 ] + 1/[√5 - 2] = 5`
Rationalise the denominator `(3sqrt(5))/sqrt(6)`
