A few question i cannot solve and need some help on:
Last edited by Paymemoney; Dec 7th 2009 at 03:41 PM.
Reason: meant to be log to the base e
Follow Math Help Forum on Facebook and Google+
Originally Posted by Paymemoney A few question i cannot solve and need some help on:
P.S I'll do the first as an example
ok, well I've solved 1) & 2) but how would i solve 3)?
Originally Posted by Paymemoney ok, well I've solved 1) & 2) but how would i solve 3)? To solve 3 it will need to be equal to something
As it stands you can only take out a factor of
i think the equation is meant to be
Originally Posted by Paymemoney i think the equation is meant to be In that case multiply throughout by
Rearrange into the form
Solve the quadratic (this one factorises) and then find x using the natural log. Remember that one solution will not be real.
I get solutions of REAL
You may only need the REAL solution
View Tag Cloud