In psychology, it has been suggested that the number S of nonsense syllables that a person can repeat consecutively depends on his or her IQ score I according to the equation S=2 square rootI−9. Use this relationship to estimate the IQ of a person who can repeat 9 nonsense syllables consecutively.

In psychology, it has been suggested that the number S of nonsense syllables that a person can repeat consecutively depends on his or her IQ score I according to the equation S=2 square rootI−9. Use this relationship to estimate the IQ of a person who can repeat 9 nonsense syllables consecutively.

Algebra: Structure And Method, Book 1

(REV)00th Edition

ISBN:9780395977224

Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Chapter5: Factoring Polynomials

Section5.13: Using Factoring To Solve Problems

Problem 8P

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Question

In psychology, it has been suggested that the number S of nonsense syllables that a person can repeat consecutively depends on his or her IQ score I according to the equation

S=2 square rootI−9.

Use this relationship to estimate the IQ of a person who can repeat

nonsense syllables consecutively.

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