12:18Today12:18 PM8z(2²+4)³2²Consider the function f(x)= 2² +4 Answer the following questions about f(z).and f''(z) =You may use the facts that f'(z) =needed.Find the smaller inflection value.4322422(2²+4)³Find the larger inflection value.All PhotosOn what interval(s) is f(x) concave up?iall ☎Round to 2 decimal places asOn what interval(s) is f(x) concave down?Edit53

Consider the function fx=x2x2+4.f'x=8xx2+42f''x=32-24x2x2+43To answer the following questions about…

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Calculus: Early Transcendentals

8th Edition

ISBN:9781285741550

Author:James Stewart

Publisher:James Stewart

Chapter1: Functions And Models

Section: Chapter Questions

Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...

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$Consider the function f (x) = \frac{x^{2}}{x^{2} + 4} . f' (x) = \frac{8 x}{{(x^{2} + 4)}^{2}} f'' (x) = \frac{32 - 24 x^{2}}{{(x^{2} + 4)}^{3}} To answer the following questions about f (x) . To find the smaller inflection value . To find the larger inflection value . To determine the interval (s) on which the function f (x) is concave up . To determine the interval (s) on which the function f (x) is concave down .$