Hi,

I'm unsure of how to approach this.

Solve the simultaneous equations:

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- Nov 28th 2010, 04:13 PMHellbentLogarithmic simultaneous equations
Hi,

I'm unsure of how to approach this.

Solve the simultaneous equations:

- Nov 28th 2010, 04:18 PMpickslides

This log base e?

You got it from here? - Nov 28th 2010, 04:26 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, 05:25 PMHellbent
- Nov 28th 2010, 05:29 PMHellbent
- Nov 28th 2010, 05:46 PMPlato
- Nov 28th 2010, 06:44 PMHellbent
- Nov 28th 2010, 07:04 PMpickslides
Well ,my working was base e.

So with base 10

- Nov 28th 2010, 07:19 PMHellbent

Substituting x in

- Nov 28th 2010, 08:26 PMHellbent
- Nov 28th 2010, 08:28 PMSoroban
Hello, Hellbent!

Another approach . . .

Quote:

From [1]: .

We have: .

Substitute into [2]: .

Sustitute into [2]: .