Simplify the difference quotients f(x+h)−f(x)/h and f(x)−f(a)/x−a for the following function by rationalizing the numerator.   f(x)=sqrt(x^2+8)

Intermediate Algebra
19th Edition
ISBN:9780998625720
Author:Lynn Marecek
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Chapter8: Roots And Radicals
Section8.1: Simplify Expressions With Roots
Problem 54E: Explain the difference of finding the nthroot of a number when the index is even compared to when...
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Simplify the difference quotients f(x+h)−f(x)/h and f(x)−f(a)/x−a for the following function by rationalizing the numerator.
 
f(x)=sqrt(x^2+8)

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