Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section4.6: Variation
Problem 7E
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State and use the appropriate formulae,find the sum of the odd numbers from 1 to 199, inclusive.
(3) For the functions f(x)=3x−4 and g(x)=x+2,find the following and determine the domain in each case: (a) g((f)) (b) fg (c) fg
(4) For the functions f(x)=√x−3 and g(x)=√x+2, find and determine the domain in each case: (a) gf (b) f+g
(5) For the functions f(x)=3x−4 and g(x)=3x+4, find f(g(x)) and g(f(x)), hence or otherwise determine whether g(x) is the inverse of f(x).
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