http://img33.imageshack.us/img33/1213/70815989.jpgcan someone help with next step? plz(Bow)

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- Sep 9th 2009, 01:39 AMrealisticsolving for X
http://img33.imageshack.us/img33/1213/70815989.jpgcan someone help with next step? plz(Bow)

- Sep 9th 2009, 02:13 AMResearcher
- Sep 9th 2009, 02:20 AMrealistic
back of book has a different answer :(

- Sep 9th 2009, 03:21 AMGrandad
Hello realistic$\displaystyle x = k - \frac{\sqrt{pz}}{y}$

$\displaystyle \Rightarrow x-k=-\frac{\sqrt{pz}}{y}$

$\displaystyle \Rightarrow k-x=\frac{\sqrt{pz}}{y}$

$\displaystyle \Rightarrow (k-x)y=\sqrt{pz}$

$\displaystyle \Rightarrow y = \frac{\sqrt{pz}}{k-x}$

Grandad - Sep 9th 2009, 03:26 AMrealistic
- Sep 9th 2009, 03:35 AMGrandad