Someone please help:

x = 20 log (P/PO)........ solve for P, showing steps

Thank you

Printable View

- Nov 6th 2012, 09:27 AMcrah28Arranging a logarithmic problem
Someone please help:

x = 20 log (P/PO)........ solve for P, showing steps

Thank you - Nov 6th 2012, 10:37 AMskeeterRe: Arranging a logarithmic problem
assuming base 10 ...

$\displaystyle x = \log\left(\frac{P}{P_0}\right)^{20}$

$\displaystyle 10^x = \left(\frac{P}{P_0}\right)^{20}$

$\displaystyle 10^{x/20} = \frac{P}{P_0}$

$\displaystyle $$ P_0 \cdot 10^{x/20} = P$