Find a Rational Approximation, to the Nearest Tenth, for the Radical

question 90

Multiple Choice

Find a rational approximation, to the nearest tenth, for the radical expression. $2 \sqrt { 19 } - 5 \sqrt { 19 } + 8 \sqrt { 19 } - 3 \sqrt { 19 } - 9 \sqrt { 19 }$

• A) -26.3
• B) -29.2
• C) -30.7
• D) -28.8
• E) -30.5

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Definitions:

Appreciation

A term used in finance and economics to describe the increase in value of an asset over time.

GPS

Global Positioning System, a satellite-based navigation system that provides location and time information in all weather conditions.

Satellite Global Positioning System

A network of satellites that provide navigation data to military and civilian users around the globe, enabling users to determine their exact location.

Depreciation

The accounting process of allocating the cost of a tangible asset over its useful life, representing wear and tear, or obsoleteness.