2 votes
2 answers
2
If 0$<$x$<$1 then(a) $\sqrt{\frac{1-x}{1+x}} < \frac{log(1+x)}{sin^{-1}x} < 1$(b) $\sqrt{\frac{1-x}{1+x}} \frac{log(1+x)}{sin^{-1}x} 1$(c) $\sqrt{\frac{1-x}{1+x}} \fra...
2 votes
1 answer
3
{${a^{i}b^{j}c^{k}| (i\leq j)or(j\leq i),j=k}$} is CFL?
1 votes
2 answers
4
How is b*a* ⋂ a*b* = a* ⋃ b*??