Solve Using Cramer's Rule

question 196

Multiple Choice

Solve using Cramer's Rule.
-Jerry has 3 pieces of string. The total length is 102 inches. The sum of the two longer pieces is 83. The middle piece is twice as long as the shortest piece. What are the lengths of the 3 pieces?

• A) 9.5, 19, and 73.5 inches
• B) 19, 38, and 45 inches
• C) 19, 45, and 55 inches
• D) No solution

Understand the concept of a molecular clock and its application in estimating divergence times and phylogenetic relationships.

Recognize the evidence and outcomes of convergent evolution in phylogenetic studies.

Analyze the impact of environmental conditions on the evolution of specific traits in species.

Elucidate the role of the fossil record in calibrating the molecular clock and understanding the timeline of evolution.

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Definitions:

Local Phone Market

The segment of the telecommunications industry that deals with providing telephone services within a specific geographic area.

Complete Monopolies

Situations where a single firm or entity has exclusive control over the supply of a particular good or service, with no close substitutes available.

Rival Companies

Firms operating in the same industry that compete against each other for market share.

Monopoly Power

Monopoly Power is the ability of a monopoly firm to set and control prices due to the lack of competitive market forces.