(Question 10) 8 points Car 1 is heading due south from Math-…
(Question 10) 8 points Car 1 is heading due south from Math-town at a rate of 40 miles per hour.Car 2 is heading due west from Math-town at a rate of 55 miles per hour. How fast is the distance between the cars increasing when Car 1 and Car 2 are 8 miles and 4 miles from Math-town, respectively?
Read Details(Question 9) 8 points Graph of the position function of a pa…
(Question 9) 8 points Graph of the position function of a particle is shown, where t is measured in seconds. a. When the particle is speeding up ? (Enter your answers using interval notation.) b. When the particle is slowing down ? (Enter your answers using interval notation.)
Read Details(Question 6) 12 points (a) On what intervals is f increasin…
(Question 6) 12 points (a) On what intervals is f increasing ? (Enter your answer using interval notation.) (b) On what intervals is f decreasing ? (Enter your answer using interval notation.) (c) At what value(s) of x does f have a local maximum ? (Enter your answers as a comma-separated list.) (d) On what interval(s) is f concave upward? (Enter your answer using interval notation.)
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