daynasear
daynasear
10-08-2016
Mathematics
contestada
(1000)(1.05)^3x=3000 how to solve?
Respuesta :
Panoyin
Panoyin
13-08-2016
1000(1.05)³ˣ = 3000
1000 1000
(1.05)³ˣ = 3
㏑[(1.05)³ˣ] = ㏑(3)
3x㏑(1.05) = ㏑(3)
3㏑(1.05) 3㏑(1.05)
x ≈ ¹/₃(22.52)
x ≈ 7.505
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