Each of x, y and z is a rational number such that: x + y * ³√2 + z * ³√4 = 0.

Prove that x=y=z=0 is the only possible solution to the above equation.

(In reply to re(4): Solution - Extra font facility by Charlie)

Looks like it works in Firefox.

However, if I have single-spaced lines

like this

and convert them to pre-formatted, with the

Formatting drop-down,


They are no longer single spaced, as you can see.

Not only that, but here in Firefox I now seem not to be able to get out of Pre-formatted.

Posted by Charlie on 2009-10-16 12:21:17