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If a and b are rational and b is not per...

If a and b are rational and b is not perect square. Then the quadratic equation with rational coefficients whose one root is `3a + sqrt(b)` is :

A

`x^(2) - 6ax + 9a^(2) - b = 0`

B

`3ax^(2) + x - sqrt(b) = 0`

C

`x^(2) + 3ax + sqrt(b) = 0`

D

`sqrt(b) x^(2) + x - 3a = 0`

Text Solution

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The correct Answer is:
A
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