Suppose $f : \mathbf { R } \rightarrow \mathbf { Z }$

question 144

Short Answer

Suppose $f : \mathbf { R } \rightarrow \mathbf { Z }$ where $f ( x ) = \lceil 2 x - 1 \rceil$
(a) Draw the graph of $f$
(b) Is $f$ 1-1 ? (Explain)
(c) Is $f$ onto Z ? (Explain)

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Definitions:

Ending Inventory

The total value of all inventory held by a company at the end of an accounting period.

FOB Destination

A shipping term indicating that the seller is responsible for the freight and other shipping charges until the goods reach the buyer's location.

Net Income

The amount of earnings remaining after all expenses, including taxes and interest, have been deducted from total revenues.

Ending Inventory

The total value of all goods available for sale at the end of an accounting period, calculated to evaluate stock levels and assess cost of goods sold.