\( 7(a-3)= \) Оберіть відповідь, в якій вірно застосована розподільна властивість множення \( 7 \mathrm{a}-3 \) \( 7 a \cdot 21 \) а-3 відповіоти

Halle el volumen del sólido que se genera al rotar la región limitada por \( y=\sqrt{x}, y=2-x, 0 \leq x \leq 1 \) y el eje \( y \) alrededor de la recta \( y=-1 \)

\( x^{2}\times z \)

\begin{tabular}{l|l|}\hline (a) \( \frac{8}{8}=1 \) & (b) \( \quad \frac{7}{1}=\square \) \\ \hline\end{tabular}

The manufacturer's suggested retail price (MSRP) for a particular car is \( \$ 25,030 \), and it is expected to be worth \( \$ 13,994 \) in 4 years. (a) Find a linear depreciation function for this car. (b) Estimate the value of the car 7 years from now. (c) At what rate is the car depreciating?

In the cost function below, \( C(x) \) is the cost of producing \( x \) items. Find the average cost per item when the required number of items is produced. \( C(x)=4.5 x+9,300 \) \( \begin{array}{lll}\text { a. } 200 \text { items } & \text { b. } 2000 \text { items } & \text { c. } 5000 \text { items }\end{array} \)