Question

1 - Calcule a raiz quadrada de : α)-√1 b)√+9 c)√+1 d)√+81 e)√100 f)√+186 g)-√400

Answer 1

a)-1
b)3
c)1
d)9
e)10
f)-20

Answer 2

a= -1
b=3
c=1
d=9
e=10
f=13.6
g=20