which is true about the function y= x2 + 1? i. All points on the graph are above the origin ii All ordered pairs have positive x - values iii. All ordered pairs have positive y - values a. i only b. ii only c. i and ii d. i and iii
which is true about the function y= x2 + 1? i. All points on the graph are above the origin ii All ordered pairs have positive x - values iii. All ordered pairs have positive y - values a. i only b. ii only c. i and ii d. i and iii
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,...
Related questions
Question
1. which is true about the function y= x2 + 1?
i. All points on the graph are above the origin
ii All ordered pairs have positive x - values
iii. All ordered pairs have positive y - values
a. i only
b. ii only
c. i and ii
d. i and iii
2. Which expression is undefined for x = 4 and x = -1?
a. x-1/ x+4
b. x-1/ x-4
c. x/ x2+3x-4
d. x/ x2-3x-4
3. The functions f(x)= -1/4x + 5/4 and g(x)= -4x+5 are inverses of each other.
a. True
b. False
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