**Question: **Evaluate \[\sum\limits_{k=1}^{5}{{{(-1)}^{k}}k}\].

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Question: \[f\left( x \right)=\left\{ \begin{align}
& -2\,\,\,for\,\,x<-3 \\
& \left| x \right|\,\,\,for\,\,\,-3\le x\le 4 \\
& 4\,\,\,for\,\,x>4 \\
\end{align} \right.\]

**Question: **A town had a population of 25,300 in 1995 and a population of 28,200 in 2000.

a. Find the exponential growth function for the town. Use t=0 to represent the year 1995.

b. Use the growth function to predict the population in the year 2010.

**Question: **Include all x-intercepts, y-intercepts, and asymptotes and graph: \[f\left( x \right)=\frac{{{x}^{2}}-4}{{{x}^{2}}-16}\]

**Question: **Solve using the critical value method and write your answer in set notation or interval notation:

\[\frac{3x+7}{x-5}\ge 0\]

**Question: **Find the center and the radius of the circle: \[{{x}^{2}}+{{y}^{2}}-4x+8y-5=0\]

**Question: **Determine whether the function \[z\left( x \right)=\frac{{{x}^{3}}}{{{x}^{2}}+1}\] is odd, even, or neither whether.

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