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## anonymous 5 years ago A country's population in 1995 was 228 million. In 2001 it was 230 million. Estimate the population in 2010 using the exponential growth formula. Round your answer to the nearest million

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1. dumbcow

$P _{t}=P _{0}e ^{kt}$ Find k $230 = 228*e ^{6k}$ $k = \frac{\ln 230/228}{6}$ Substitute this value in to find P15 2010-1995 = 15 $P _{15}=228*e ^{15*\ln (230/228)/6}$

2. anonymous

can you solve it for me? i'm not sure how to

3. dumbcow

i did solve it just calculate P15 using a calculator

4. anonymous

how do i do that?

5. dumbcow

ok can you find ln(230/228) ?

6. anonymous

not sure

7. dumbcow

press the ln button and then "(230/228)" did you understand any of the steps i did?

8. anonymous

i got 0.008733 from the In 230/228. then what??????????????????

9. anonymous

They Answer to that is 232. Youre welcome

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