3. Which set of ordered pairs is not a function? a. {(1,0), (3, 2), (5,4), (4,7)} b. {(1,2), (2,7), (3,9), (1,3)} c. {(3,4), (6,8), (9,5), (2, 4)} d. {(-2,1), (0,4), (2,9), (4,16)}

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter8: Introduction To Functions
Section8.7: Functions Defined By Equations
Problem 9WE
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3. Which set of ordered pairs is not a function?
a. {(1,0), (3,2), (5,4), (4,7)}
b. {(1,2), (2,7), (3,9), (1,3)}
c. {(3,4), (6,8), (9,5), (2,4)}
d. {(-2,1), (0,4), (2,9), (4, 16)}
Transcribed Image Text:3. Which set of ordered pairs is not a function? a. {(1,0), (3,2), (5,4), (4,7)} b. {(1,2), (2,7), (3,9), (1,3)} c. {(3,4), (6,8), (9,5), (2,4)} d. {(-2,1), (0,4), (2,9), (4, 16)}
4. Evaluate f(-2) if f(x) = 8x3 – x + 42
%3D
a. 108
b. -20
С. 104
d. -24
Transcribed Image Text:4. Evaluate f(-2) if f(x) = 8x3 – x + 42 %3D a. 108 b. -20 С. 104 d. -24
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