Find the Obtuse Angle That Is Formed by the Line $y - x + 1 = 0$

question 44

Essay

Find the obtuse angle that is formed by the line $y - x + 1 = 0$
and the x-axis.

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Definitions:

LIFO

Last In, First Out, an accounting method where the most recently produced items are recorded as sold first.

Ending Inventory

The valuation of goods available for sale at the end of an accounting period; part of the calculation of cost of goods sold.

Periodic Inventory System

An inventory accounting system where updates to inventory levels are made on a periodic basis, rather than being updated continuously.

First-In, First-Out

An inventory valuation method where the goods first purchased or produced are also the first to be sold, impacting the cost of goods sold and inventory value.