What of the following can represent Gina's utility function? u(x, y) = x³ + y² u(x, y) = 4x + 3y u(x, y) =X. ○ u(x, y) = x+y+ 34 y

Exploring Economics
8th Edition
ISBN:9781544336329
Author:Robert L. Sexton
Publisher:Robert L. Sexton
Chapter10: Consumer Choice Theory
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Gina is at a toy store and is buying toy T-Rex's (x), which cost pe, and toy yaks (y),
which cost py. Her income is I. She likes 3 T-Rex's as much as she likes 4 yaks. These
toys are perfect substitutes for her.
Transcribed Image Text:Gina is at a toy store and is buying toy T-Rex's (x), which cost pe, and toy yaks (y), which cost py. Her income is I. She likes 3 T-Rex's as much as she likes 4 yaks. These toys are perfect substitutes for her.
What of the following can represent Gina's utility function?
u(x, y) = x³ + y²
u(x, y) = 4x + 3y
u(x, y) =X.
○ u(x, y) = x+y+
34
y
Transcribed Image Text:What of the following can represent Gina's utility function? u(x, y) = x³ + y² u(x, y) = 4x + 3y u(x, y) =X. ○ u(x, y) = x+y+ 34 y
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