If the following is an injective function, what is the value of d+e+f? f={ (d+1, -4), (4,-4), (f^2 + 2f-8, 8), (0,8), (4, e^2-4e), (-2,3), ( f + e -4, d+5)} {-2,0,4}xZ(integers)
If the following is an injective function, what is the value of d+e+f? f={ (d+1, -4), (4,-4), (f^2 + 2f-8, 8), (0,8), (4, e^2-4e), (-2,3), ( f + e -4, d+5)} {-2,0,4}xZ(integers)
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:If the following is an injective function,
what is the value of d+e+f?
f={ (d+1, -4), (4,-4), (f^2 + 2f-8, 8), (0,8), (4,
e^2-4e), (-2,3), ( f + e -4, d+5)}
{-2,0,4}xZ(integers)
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