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प्रश्न
`sqrt(27) + sqrt(12)` =
विकल्प
`sqrt(39)`
`5sqrt(6)`
`5sqrt(3)`
`3sqrt(5)`
उत्तर
`3sqrt(5)`
Explanation;
Hint:
`sqrt(27) + sqrt(12) = sqrt(9 xx 3) + sqrt(3 xx 4)`
= `3sqrt(3) + 2sqrt(3)`
= `5sqrt(3)`
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संबंधित प्रश्न
Simplify.
`5 sqrt 3 + 8 sqrt 3`
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.
`5 sqrt 8 xx 2 sqrt 8`
Divide and write the answer in simplest form.
`sqrt98 ÷ sqrt 2`
Divide and write the answer in simplest form.
`sqrt 54 ÷ sqrt 27`
Simplify.
`5sqrt 3 + 2 sqrt 27 +1/sqrt3`
Simplify the following using addition and subtraction properties of surds:
`4root(3)(5) + 2root(3)(5) - 3root(3)(5)`
Simplify the following using multiplication and division properties of surds:
`[sqrt(225/729) - sqrt(25/144)] ÷ sqrt(16/81)`
When `(2sqrt(5) - sqrt(2))^2` is simplified, we get
