Practicing Success
CUET Preparation Today
CUET
-- Mathematics - Section B2
Financial Mathematics
If $C(x)=x^2+5x+36$ is the total cost function for producing x units. The outputs for which average cost increases are :
[6, ∞)
(6, ∞)
(- ∞, -6) ∪ (6, ∞)
(- ∞, ∞)