Answer the questions about the following function. f(x) = 2x²-x-1 (a) Is the point (2,5) on the graph of f? (b) If x= -2, what is f(x)? What point is on the graph of f? (c) If f(x) = 1, what is x? What point(s) are on the graph of f
Answer the questions about the following function. f(x) = 2x²-x-1 (a) Is the point (2,5) on the graph of f? (b) If x= -2, what is f(x)? What point is on the graph of f? (c) If f(x) = 1, what is x? What point(s) are on the graph of f
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.5: Graphs Of Functions
Problem 35E
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![Answer the questions about the following function.
f(x) = 2x²-x-1
(a) Is the point (2,5) on the graph of f?
(b) If x= -2, what is f(x)? What point is on the graph of f?
(c) If f(x) = -1, what is x? What point(s) are on the graph of f?
(d) What is the domain of f?
(e) List the x-intercept(s), if any, of the graph of f.
(f) List the y-intercept, if there is one, of the graph of f.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F0b904dad-beef-4dfd-8b79-df086fe59aa6%2F193ed014-638b-4320-a98f-ef0710117a8f%2Fy6ua95_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Answer the questions about the following function.
f(x) = 2x²-x-1
(a) Is the point (2,5) on the graph of f?
(b) If x= -2, what is f(x)? What point is on the graph of f?
(c) If f(x) = -1, what is x? What point(s) are on the graph of f?
(d) What is the domain of f?
(e) List the x-intercept(s), if any, of the graph of f.
(f) List the y-intercept, if there is one, of the graph of f.
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