Hi,

I'm unsure of how to approach this.

Solve the simultaneous equations:

Printable View

- Nov 28th 2010, 03:13 PMHellbentLogarithmic simultaneous equations
Hi,

I'm unsure of how to approach this.

Solve the simultaneous equations:

- Nov 28th 2010, 03:18 PMpickslides

This log base e?

You got it from here? - Nov 28th 2010, 03:26 PMPlato
Assume that is base ten.

The first equation becomes .

The we have from the second so .

Thus we get

Can you solve that? - Nov 28th 2010, 04:25 PMHellbent
- Nov 28th 2010, 04:29 PMHellbent
- Nov 28th 2010, 04:46 PMPlato
- Nov 28th 2010, 05:44 PMHellbent
- Nov 28th 2010, 06:04 PMpickslides
Well ,my working was base e.

So with base 10

- Nov 28th 2010, 06:19 PMHellbent

Substituting x in

- Nov 28th 2010, 07:26 PMHellbent
- Nov 28th 2010, 07:28 PMSoroban
Hello, Hellbent!

Another approach . . .

Quote:

From [1]: .

We have: .

Substitute into [2]: .

Sustitute into [2]: .