Rasionalkan penyebut pecahan berikut a. 3 per 4-√3 b.√3 per 5+2√3 c. 2√2 per 6-√3

a. 3/4-√3
=3/4-√3 x 4+√3/4+√3
=3(4+√3)/(4-√3)x4+√3
=12+3√3/16-3
=12+3√3/13

b. √3/ 5+2√3
=√3/ 5+2√3 x 5-2√3/5-2√3
=√3(5-2√3)/(5+2√3)x(5-2√3)
=5√3-6/25-12
=5√3-6/1 3

c. 2√2 per 6-√3
=2√2\6-√3 x 6+√3/6+√3
=2√2(6+√3)/(6-√3) x (6+√3)
=12√2+2√6/36-3
=12√2+2√6/33