Show that the function is increasing on the given open interval. (Enter your answers as a comma-separated list if necessary.) y = x³; increasing on (-∞, ∞) We have y'(x) = have that y is increasing on (-∞0,00). Need Help? Submit An Read It Watch It . y'(x)=0 when x = Therefore, the critical numbers are x = Finally, since y'(-1) = and y'(1) =

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