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C webassign.net/web/Student/Assignment-Responses/last?dep=30022214 U 15. [-/2 Points] DETAILS SALGTRIG4 2.FOM.030. 0/100 Submissions Used MY NOTES ASK YOUR TEACH A graphing calculator is recommended. A man stands at a point A on the bank of a straight river, 1 mi wide. To reach point B, L = 9 mi downstream on the opposite bank, he first rows his boat to point P on the opposite bank and then wal the remaining distance x to B, as shown in the figure. He can row at a speed of 2 mi/h and walk at a speed of 5 mi/h. I. mi (a) Find a function that models the time 7 needed for the trip. T (x ) = (b) Where should he land so that he reaches B as soon as possible? (Round your answer to two decimal places.) mi from point B Need Help? Read It Show My Work (Required) ? What steps or reasoning did you use? Your work counts towards your score. Uploaded File (10 file maximum) You can submit show my work an unlimited number of times. No Files to Display Upload File