Question

Simplify 6/ square root of 3 + 2

1. 4/square root of 3

2. 12-6*square root of 3

3. square root of 3 - 2

4. 3

Answer 1

It's #2.  Multiply the numerator and the denominator  by the conjugate of the denominator.  Easy-peasy.

Answer 2

Hey there !

Rationalise the denominator and you've your answer :D
Hope it helps you