\ANG{
\begin{tabular}[t]{lll}
(a) $\D\int nx^{n-1}\,\RMd x$ & (b) $\D\int t^{10}\,\RMd x$ & 
(c) $\D\int t^{10}\,\RMd t$ \rule[-6mm]{0mm}{12mm}\\
(d) $\D\int\frac{\RMd x}{x^{n}}$ & 
(e) $\D\int |x|\,\RMd x$ &
(f) $\D\int\frac{2x^{6}+3x^{5}+3x^{3}+1}{x^{5}}\,\RMd x$ 
\rule[-6mm]{0mm}{12mm}\\
(g) $\D\int (ax+a)\,\RMd x$ &
(h) $\D\int (ax+a)\,\RMd a$ & (i) $\D\int (ax+a)\,\RMd t$ 
\end{tabular}
} 
\LSG{
\begin{tabular}[t]{lll}
(a) $\D x^{n}+C$ & (b) $\D t^{10}\cdot x+C$ & 
(c) $\D\frac{1}{11}t^{11}+C$ \rule[-6mm]{0mm}{12mm}\\
(d) $\D\frac{x^{1-n}}{1-n}+C$ & 
(e) $\D\begin{cases}\frac{x^{2}}{2}+C&\text{f"ur $x\geqq 0$}\\
       -\frac{x^{2}}{2}+C&\text{f"ur $x< 0$}\end{cases}$ &
(f) $\D x^{2}+3x-\frac{3}{x}-\frac{1}{4x^{4}}+C$ 
\rule[-8mm]{0mm}{12mm}\\
(g) $\D\frac a2 x^{2}+ax+C$ &
(h) $\D\frac{x+1}{2}a^{2}+C$ & (i) $\D a(x+1)t+C$ 
\end{tabular}
}
