Shutterbug Cameras, a retail merchandising store, had the following purchases transactions in March. In your working papers, record the transactions on page 31 of the general journal.

$$\begin{array}{rl} \text{Date} & \text{Transactions}\\ \hline \text{Mar. 3} & \text{Purchased $\$ 4,500$ in merchandise on account from Photo Emporium, Invoice $1221,$ terms $2 / 10, \mathrm{n} / 30 .$}\\ \text{5} & \text{Bought $\$ 750$ in supplies on account from State Street Office Supply, Invoice $873,$ terms $\mathrm{n} / 30$.}\\ \text{9} & \text{Returned $\$ 225$ in merchandise to Photo Emporium, issued Debit Memorandum $72 .$}\\ \text{10} & \text{Purchased $\$ 3,600$ in merchandise on account from Video Optics Inc., Invoice $\mathrm{VO} 94,$ terms $3 / 15, \mathrm{n} / 45 .$}\\ \text{15} & \text{State Street Office Supply granted a $\$ 60$ credit for damaged supplies purchased on August $5,$ Debit Memorandum 73.}\\ \text{20} & \text{Bought $\$ 4,800$ in store equipment from Digital Precision Equipment on account, Invoice 1288 , terms $\mathrm{n} / 30$.}\\ \text{25} & \text{Issued Debit Memorandum 74 to Video Optics Inc. for the return of $\$ 120$ in merchandise. }\\ \text{28} & \text{Purchased $\$ 1,800$ in merchandise on account from U-Tech Products, Invoice UT66, terms $\mathrm{n} / 30$.}\\ \text{29} & \text{Bought $\$ 270$ in supplies on account from ProStudio Supply, Invoice $4574,$ terms $\mathrm{n} / 30 .$}\\ \text{30} & \text{Returned $\$ 150$ in merchandise to U-Tech Products, Debit Memorandum $75 .$}\\ \text{31} & \text{Issued Debit Memorandum 76 to ProStudio Supply for the return of $\$ 35$ in supplies bought on March $29 .$}\\ \end{array}$$

Identify the total credit amount made to the Purchases Returns and Allowances account for the month.

Let $P = (x, y)$ be a point on the graph of $y = x^2 - 8$. For what values of x is d smallest?

Find f + g, f - g, fg, and f/g and their domains. $f(x)=\sqrt{25-x^{2}}, \quad g(x)=\sqrt{x+3}$