Question

Qual o valor das expressoes?

A)log 1000 + log 100 + log10 +log 1 na base 0,01=1/100

B)3 log 2 na base 3 + 2 log 3 na base 2

Answer 1

a)
log 1000+log 100+log10 +log 1 na base 0,01
3+2+1+(log 1000÷log 0,01)
6+((-1/2)(-1))
6+2
8

b)
3×log de 2 na base 3 + 2×log de 3 na base 2
(3×(log2÷log3))+(2×(log3÷log2))
(3×(0,301÷0,477))+(2×(0,477÷0,301))
3×0,631+2×1,58
1,893+3,17
5,063 aproximadamente