Apparently, this user prefers to keep an air of mystery about them.
4 Find the values of $m$ in the 2nd degree equation $(3m-2)x^2+2mx+3m=0$ so that it has only one root between -1 and 0 Dec 18 '10
2 Find the values of $m$ in the 2nd degree equation $mx^2-2(m-1)x-m-1=0$ so that it has one root between $-1$ and $2$ Jan 3 '11
2 Percentage question May 19 '11
1 Find M, since $\log_5 M = 2\log_5 A - \log_5 B+2$ Sep 21 '11
1 What's the reasoning behind assigning a proposition to a set, like $A=p(x)$ and $B=q(x)$? Dec 21 '10