Question

Determine o valor de:
a) √49 . √36.25

b)√13².20²

c) ⁵√3² . ⁵√3³

d) ³√5⁶

e) ³√8.64 . √49

f) 2 . √2 . √8

Answer 1

a) √49 . √36.25=√49.√36.√25=7.6.5=210

b)√13².20²=√13*2.√20*2=13.20=260

c) ⁵√3² . ⁵√3³=5^√3*2.3*3=5^√3*5=3

d) ³√5⁶=5*6/3=5*2=25

e) ³√8.64 . √49=3^√8.3^√64.√49=2.4.7=56

f) 2 . √2 . √8=2.√2.8=2.√16=2.4=8