What are the answer to these 2 questions? Please show working

16 PM Sun May 14 . . 57%

2:16 PM Sun May 14 20. T 290@ u The time of sunrise, t hours on a given day of the year d is given by: t = 2.65 COS + 6.15 365 What time does the sunrise on May 23rd the 143rd day of a non-leap year. (answer to the nearest minute) 19. A. B. c. D. 3: 49 am 5:41 am 7:32 am 9:13 am Version 1 2019 Pre-Calculus 12 Page 13 of 14 Test A On-Line Course 20. 21. 22. The voltage V, in an electric circuit is measured in millivolts and is given by the formula V = 0.2 sin O.IIT(T 0.5) + 0.3 , where T is the time in seconds from the start of an experiment. Use the graph of the function to estimate how many seconds in the 40 second interval starting at T = 0 during which the voltage is below 0.21 mV. 570/0 e:) 14 15 A. B. c. D. 7.03 14.06 12.97 27.16 21. Determine the ran a < 0, is.