\( \left. \begin{array} { l } { 5268 } \\ { 100 = } \end{array} \right. \)

Desmond buys and selis shares in the stock market The value of the shares be bought is given by the function \( y=3 x^{2}-5 x+7 \), where \( y \) is the value of the shares in thousands of dollars and \( x \) is the tume io years after it was first bought. (a) What is the mimmum value of the shares and when does it occur?

Perform the indicated operation and express the result as a simplified complex number. \[ \frac{2+5 i}{2-5 i} \]

Which item best describes mutual funds? Increases the investing power of an individual A contract between a producer of a raw material and the seller of a product Is another term for stockholder Contract purchased from an insurance company

Question 7, 3.3.75 Part 1 of 3 \( \begin{array}{l}\text { HW Score: } 22.22 \%, 6 \text { of } 27 \\ \text { The cost of renting a car for a day is given by the linear function } \mathrm{C}(\mathrm{x})=0.4 \mathrm{x}+21 \text {, where } \mathrm{C}(\mathrm{x}) \text { is in dollars and } \mathrm{x} \text { is the } \\ \text { number of miles driven. Use this information to answer the questions below. } \\ \text { a. Find the cost of driving the car } 300 \text { miles. }\end{array} \)

\( \frac { d y } { d t } = ( a - y ) ( b - y ) \)