13. What is the graph of the function in item number 12? А. С.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.3: Trigonometric Functions Of Real Numbers
Problem 65E
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Answer 13 basis is 12
12. Define (x) = . Is f continuous in the set of real numbers?
%3D
x²-1
A. No! It is continuous at x = 1 and x = -1.
B. No! It is discontinuous at x = 1 and x = -1.
C. Yes! It is continuous at x = 1 and x = -1.
D. Yes! It is discontinuous at all real numbers.
Transcribed Image Text:12. Define (x) = . Is f continuous in the set of real numbers? %3D x²-1 A. No! It is continuous at x = 1 and x = -1. B. No! It is discontinuous at x = 1 and x = -1. C. Yes! It is continuous at x = 1 and x = -1. D. Yes! It is discontinuous at all real numbers.
13. What is the graph of the function in item number 12?
А.
С.
В.
D.
B.
Transcribed Image Text:13. What is the graph of the function in item number 12? А. С. В. D. B.
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