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21 X- AY The graph in the accompanying figure shows the average Fahrenheit temperature in a certain city during a typical 365-day year. The equation y = 35 sin 365(x – 100) + 22 approximates the temperature on day x and is graphed in the accompanying figure. Answer parts (a) and (b) below. -100) 60- 40- 20- 0- -20 Jan Mar May الا sep Nov lan Mar a. On what day is the temperature increasing the fastest? The temperature is increasing the fastest at day I b. About how many degrees per day is the temperature increasing when it is increasing at its fastest? The temperature is increasing about degrees per day when it is increasing at its fastest. (Do not round until the final answer. Then round to the nearest hundredth as needed.)