-4 3/4-1.1
3/4-0.3
$\pi$
$\pod{a^{}{}$
5 1/4-1 2/3
factorise:15a-10t+3ax-22xt
3^x+}=frc{}{1}
- cos x sinh y dx - sin x cosh y dy $$\sum_{a}^{b}{C}$$ $$\sum_{a}^{b}{C}$$
$3^{x+3}=\frac{1}{81}$
7/9 of 1 1/4