RACIONALIZAR:
21/√ 147
-3/5√ 6
2/√ 48
10/3√ 25
4/5√ 8
4/√ 3+1
√ 3+1/√ 3-1
2/√ 6-√ 2
√ 2/2 ÷√ 2
√ 5/3-√ 2
21/√ 147 x √ 147/√ 147= 21√ 147/ 147
-3/5√ 6 x √ 6/√ 6= -3√ 6/5√ 36= -3√ 6/30= -√ 6/10
2/√ 48 x √ 48 /√ 48 = 2√ 48 /48 = √ 48/24
10/3√ 25 x √ 25/√ 25 = 10√ 25/25 = 2√ 25/5
4/5√ 8 x √ 8/√ 8= 4√ 8/5√ 64 = 4√ 8/40 = √ 8/10