pecahan 2 akar 3 - 5 per(/)6 + akar 3

jawab

( 2√3 - 5 )/( 6 + √3)

= (2√3 - 5)(6 - √3)/ (6 + √3) (6  -√3) 

= (12√3 - 6 - 30 + 5√3)/ (36 - 9)
= (17 √3 - 36)/ (27)