Question 701854
{{{matrix(2,1,"",

(x^(1/4) -1)(x^(1/4) +1))


}}} = {{{matrix(2,1,"",

(x^(1/4))^2 - 1)


}}} = {{{matrix(2,1,"",

x^(1/2) - 1)


}}} = {{{matrix(2,1,"",

sqrt(x)-1)


}}}

Edwin</pre>