15)

Question 15 5 pts Determine the critical numbers of the given function and classify each critical point as a relative maximum, a relative minimum, or neither. t f (1) = +2 + 11 Of= - li, vli; -Vli, _ Vli 22 and VII . 22 neither Of= - li, Vli; -Vli, _ Vli 22 relative minimum; V11 Vli 22 relative maximum Of= - li, Vli; -Vli, _ Vil 22 relative maximum; VII Vli 22 relative minimum 1= 1; Vli Vli 22 neither