I hope this image will show through nicely:

Attachment 22010

I've done so far:

1/100 = e^-kt

ln (1/100) = ln e^-kt

-kt = ln(1/100)/ln e

t = ln(1/100)/ln e * -k

Am I right? Maybe ln e needs to be cancelled to something? Please help me out here.

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- August 9th 2011, 08:02 AMAluminiumExponential with E^-kt, solving for t
I hope this image will show through nicely:

Attachment 22010

I've done so far:

1/100 = e^-kt

ln (1/100) = ln e^-kt

-kt = ln(1/100)/ln e

t = ln(1/100)/ln e * -k

Am I right? Maybe ln e needs to be cancelled to something? Please help me out here. - August 9th 2011, 08:10 AMskeeterRe: Exponential with E^-kt, solving for t
- August 9th 2011, 08:15 AMPlatoRe: Exponential with E^-kt, solving for t
- August 9th 2011, 08:41 AMAluminiumRe: Exponential with E^-kt, solving for t
I don't see that yet :(

- August 9th 2011, 08:48 AMSironRe: Exponential with E^-kt, solving for t
Well:

Can you solve it now for ?