• February 20th 2010, 08:02 AM
snigdha
(1 + x + x^2)/(1 – x + x^2) = [62(1 + x)]/[63(1 – x)]
• February 20th 2010, 08:11 AM
Hello snigdha
Quote:

Originally Posted by snigdha
(1 + x + x^2)/(1 – x + x^2) = [62(1 + x)]/[63(1 – x)]

Re-write the equation as:
$63(1-x)(1+x+x^2)=62(1+x)(1-x+x^2)$
Remove brackets and simplify, to:
$125x^3=1$

$\Rightarrow x = \tfrac15$