Perform the Indicated Operation $\left( 4 x ^ { 2 } - 25 \right) \div \frac { 2 x ^ { 2 } - 3 x - 5 } { x + 4 } \div ( 2 x + 5 )$

question 48

Multiple Choice

Perform the indicated operation. Simplify, if possible. $\left( 4 x ^ { 2 } - 25 \right) \div \frac { 2 x ^ { 2 } - 3 x - 5 } { x + 4 } \div ( 2 x + 5 )$

• A) \(\frac { ( 2 x + 5 ) ^ { 2 } ( x + 4 ) } { x + 1 }\)
• B) \(\frac { x + 1 } { x + 4 }\)
• C) \(\frac { x + 4 } { x + 1 }\)
• D) \(\frac { ( x + 4 ) } { ( 2 x - 5 ) ( 2 x + 5 ) ( x - 5 ) }\)

Understand the concept of bid shading and its strategic use in auctions.

Recognize the potential for collusion and its impact on auction outcomes.

Understand the basic concepts and types of auctions.

Analyze the effects of bidder behavior and strategies in different auction formats.

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Definitions:

Auricle

The outer part of the ear; also known as the pinna.

Malleus

A small bone in the middle ear that transmits sound vibrations from the eardrum to the incus.

Utricle

A small sac-like structure in the inner ear that is part of the vestibular system, helping to sense gravity and linear acceleration.

Saccule

A small, fluid-filled cavity or sac within the vestibular system of the inner ear, playing a key role in balance and orientation.