- Thread starter
- #1
karush
Well-known member
- Jan 31, 2012
- 2,820
$x^2+m^2=2mx + (nx)^2$, $n\neq1$, $n\neq-1$
isolate $x$
rewriting
$m^2-2 m x-n^2 x^2+x^2 = 0$
$m(m-2x)-x^2(n-1)(n+1)=0$
I set this to 0 thinking I could factor by grouping but not..
So seem to be stuck on how to to isolate x
the books answere to this is $\frac{m}{1-n},\frac{m}{1+n}$
thnx ahead,
isolate $x$
rewriting
$m^2-2 m x-n^2 x^2+x^2 = 0$
$m(m-2x)-x^2(n-1)(n+1)=0$
I set this to 0 thinking I could factor by grouping but not..
So seem to be stuck on how to to isolate x
the books answere to this is $\frac{m}{1-n},\frac{m}{1+n}$
thnx ahead,