Resposta :
a)√5= 2,23... => 2
b)√7= 2,64... => 3
c)√10= 3,16... => 3
d)√20= 4,47... => 4
e)√30= 5,47... => 5
b)√7= 2,64... => 3
c)√10= 3,16... => 3
d)√20= 4,47... => 4
e)√30= 5,47... => 5