alondra2437 alondra2437

23-05-2020
Mathematics

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surjithayer10 surjithayer10

23-05-2020

Answer:

Step-by-step explanation:

8000=4000(1+5/100)^t

8000/4000=(1.05)^t

2=1.05^t

log 2=log (1.05)^t

log 2=t log (1.05)

[tex]t=\frac{log 2}{log1.05}\approx~14.21~years[/tex]

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