Problem 4
\(\left.\ln n^{n}\right)=\ldots \ldots\)
Problem 9
\(Z^{-1}\left(\frac{1}{z-2}\right)=\ldots\)
Problem 10
\(Z^{-1}\left\\{\frac{z}{(z+1)^{2}}\right\\}=\ldots \ldots\)
Problem 12
Z-trannform is linear. (True or False)
Problem 14
\(Z\)-transform of the sequence \(\left(2^{4}\right), k \geq 0\) is \(2 /(z-2)\).
Problem 17
Z-trunsform of unit impulse sequence \(\delta(n)=\left\\{\begin{array}{ll}1, & n<0 \\ 0, & n \geq 0\end{array}\right.\), is alz \(-1\).
Problem 18
\(Z\)-transfurm of unit atep sequence \(u(n)=\left\\{\begin{array}{ll}0, & n<0, \\\ 1, & n \geq 0\end{array}\right.\) is 1
