Question

me ajudem............................

Answer 1

Resposta:

2)

a) r- : 64

b) r- : 16

c) r- : 739

d) r- : 1296

e) r- : 162

f) r-

$\frac{20}{27} = 0.740$

g)

$= 4$

3) _ v : verdadeiro/ f : falso.

a) (v) log

$^{2} (2 ^{7} x2 ^{2} ) = 9$

b) (f) log

$^{7} (1x( {7}^{3} ) ^{2} = 5$

c) (f) log

$^{2}( {3}^{2} ) = ( {2}^{3} ) ^{2}$

d) (f) log

$(5 + 2) ^{2} = {5}^{2} + {2}^{2}$