Question

rationalise the denominator and evaluate 6-4 root 3 / 6+4 root 3 ? Fast Plz​

Answer 1

6-4√3/6+4√3

On rationalizing,

=6-4√3×6-4√3/6+4√3×6-4√3

=36+48-48√3/36-48

=84-48√3/-12

=12(7-4√3)/-12

=-(7-4√3)

=4√3-7