A spherical balloon is being inflated and the radius of the balloon is increasing at a rate of 2 cmys. (a) Express the radius r of the balloon as a function of the time t (in seconds). (b) If V is the volume of the balloon as a function of the radius, find V 8 r and interpret it.
Psychology of Aging Weekly Notes: Depression and Alcohol Use in Elderly People Mental Health Services Prevalence of Depression: 25% of elderly have symptoms of depression but don’t meet the full criteria (some of the symptoms are because of physiological changes rather than pure depression) In 2000, persons over 65 made up 13% of the population and yet accounted for 17% of completed suicides Suicidality is very high in elderly white males, medical problem, substance abuse and lack off social support Men are also more likely to use lethal methods such as guns, hanging, and carbon monoxide poisoning Diagnosing Depression in the Elderly A. 5 or more symptoms for 2 weeks with at least one symptom (sxs) is either depressed mood or loss of interest or pleasure