Question

Racionalize os denominadores
a) 3/√6
b) 4/√5
c) 14/√21
d) 8/3√2
e) 7/6√7
f) 1/7√11



ME AJUDEM POR FAVOR NÃO SEI RESOLVER

Answer 1

a) 3/√6 = (3√6)/6 = 3:3√6/6:3 = √6/2
b) 4/√5 = (4√5)/5
c) 14/√21 = (14√21)/21 = 14:7√21/21:7 = 2√21/3
d) 8/3√2 = (8√2)/3√2.√2 = 8√2/3.2 = 8√2/6 = 4√2/3
e) 7/6√7 = (7√7/6√7.√7 = 7√7 / 6.7 = √7/6
f) 1/7√11 = 1.√11/7√11.√11 = √11/7.11 = √11/77