Advertisements
Advertisements
प्रश्न
`sqrt(27) + sqrt(12)` =
पर्याय
`sqrt(39)`
`5sqrt(6)`
`5sqrt(3)`
`3sqrt(5)`
Advertisements
उत्तर
`3sqrt(5)`
Explanation;
Hint:
`sqrt(27) + sqrt(12) = sqrt(9 xx 3) + sqrt(3 xx 4)`
= `3sqrt(3) + 2sqrt(3)`
= `5sqrt(3)`
APPEARS IN
संबंधित प्रश्न
Simplify.
`7 sqrt 48 - sqrt 27 - sqrt 3`
Multiply and write the answer in the simplest form.
`3sqrt 12 xx 7 sqrt 15`
Multiply and write the answer in the simplest form.
`3sqrt8 xx sqrt5`
Multiply and write the answer in the simplest form.
`5 sqrt 8 xx 2 sqrt 8`
Simplify.
`5sqrt 3 + 2 sqrt 27 +1/sqrt3`
Simplify.
`4 sqrt 12 - sqrt 75 - 7 sqrt 48`
Simplify the following using addition and subtraction properties of surds:
`3sqrt(75) + 5sqrt(48) - sqrt(243)`
Simplify the following using multiplication and division properties of surds:
`[sqrt(225/729) - sqrt(25/144)] ÷ sqrt(16/81)`
`4sqrt(7) xx 2sqrt(3)` =
The length and breadth of a rectangular plot are 5 × 105 and 4 × 104 metres respectively. Its area is ______
