Exponential function
Favorites|Homepage
Subscriptions | sitemap
HOME > Mathematics > Exponential function

Exponential function

[From: ] [author: ] [Date: 11-09-16] [Hit: ]
B.C.D.E.SHOW WORk PLZ!n = ln 2/ln (1 + 4.......
John invests $200 at 4.5% compound annually. About how long will it take for John's investment to double in value?

A. 6 yrs
B. 9 yrs
C. 12 yrs
D. 16 yrs
E. 20 yrs

SHOW WORk PLZ!

-
M = Mo (1 + i)^n

2 Mo = Mo (1 + i)^n

(1 + i)^n = 2

n ln (1 + i ) = ln 2

n = ln 2/ln (1 + i)

n = ln 2/ln (1 + 4.5/100)

n = 15.74

n ≈ 16 years...
1
keywords: function,Exponential,Exponential function
New
Hot
© 2008-2010 http://www.science-mathematics.com . Program by zplan cms. Theme by wukong .