Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Question
When Using Interval Notation, how do you get to the answer? I studied this in Highschool a decade ago. Here is the problem
Find the domain for each of the following express your answer in interval notation.
a.) f(x)=(3x-2)/x
I sAID, the domain is {f(x)E R|except x=0}, I tried to use a number line ie,
________________Open circle_________________
-inf.____________0______________inf.
but then my interval notation understanding drops off and i am unsure if using
(-infinity,0)and(0,infinity) is correct or incorrect
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