Question

calcule.

a)64½

b) 400½

c)8⅔

d)(16/25)½

me ajudem, por favor

Answer 1

a) (2^6)1/2= 2^6/2= 2³=8 ou √64=8
b) (20²)1/2= 20^2/2= 20¹=20 ou √400=20
c) (2³)^2/3= 2^6/3= 2²=4
d) (4²/5²)^1/2=(4/5²)^1/2=(4/5)^2/2=4/5
ou √16/25=4/5
o sinal ^ significa elevado