For the function \( f(x)=x^{2}+3 x-28 \) solve the following. \( f(x) \leq 0 \) Select the correct choice below and fill in the answer box within your choice. A. The solution is . (Type your answer in interval notation.) B. The solution is \( \{ \). (Use a comma to separate answers as needed.)

\( \begin{array}{r}3 x+5 y=5 \\ -2 x-8 y=6\end{array} \longrightarrow \times \begin{array}{r}6 x+10 y=10 \\ \times 3 \\ +6 x-24 y=18\end{array} \) (4) Solve the system of equations. (4) The solution is \( (\square, ?) \)

Which of the following values make the inequality \( x \leq 16.3 \) true? Select all that apply. -3 16.3 08 032 \( \frac{1}{4} \) 18.5

\begin{tabular}{|l|l|l|l|}\hline listen \\ \hline\end{tabular} There are no more than 20 children in the daycare at any given time. Which inequalty represents this situation?

Simplify the expression using the properties of exponents. Expand any numerical portion of your answer and only include positive exponents. Answer \[ \left(2 x^{-2}\right)^{-1} \]

\begin{tabular}{|l|l|}\hline 4) Listen \\ The width of the dollhouse is smaller than 13 inches. Which inequality represents this situation? \end{tabular}