18 Multiple Choice 4 points Which of the following profit functions exhibits a Cobb-Douglas production function?
\pi =P\times (K^(0.5) 4L^(0.5))^((1)/(0.2))-20L-35K
\pi =P\times K^(0.72)^(0.50)-20L-35K
\pi =P\times mmin(2L5K)-20L-35K
\pi =P\times (K 4L)-20L-35K
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