Solve the Problem $8 y ^ { 2 } - x ^ { 2 } = 22$

question 151

Multiple Choice

Solve the problem.
-The roof of a building is in the shape of the hyperbola $8 y ^ { 2 } - x ^ { 2 } = 22$ , where $x$ and $y$ are in meters. Refer to the figure and determine the height, h, of the outside walls.


$a = b = 6 m$

• A) \(7.6 \mathrm {~m}\)
• B) \(2.7 \mathrm {~m}\)
• C) \(58 \mathrm {~m}\)
• D) \(7.3 \mathrm {~m}\)

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Definitions:

Periodic Inventory System

An accounting approach where inventory and cost of goods sold are calculated at set periods, rather than continuously.

Acquisition of Inventory

The process of obtaining goods or materials for sale or use, either through purchase or production.

Purchases Account

A general ledger account in which the purchases of goods intended for resale are recorded.

Gross Profit

The difference between sales revenue and the cost of goods sold before deducting operating expenses, interest, and taxes.