Mathematics, 29.11.2019 05:31 reecce2233
4, a person is running around an elliptical track. the equation ofthe track is 4x2-25y2-200. runner (8, 0) bear 4x2 +25y2-200 (a) when the person is at the point (5, 2), her x-coordinate is increasing at 6 units per minute. describe how her y-coordinate is changing. (b) can she run in such a way that her x-coordinate changes at a constant rate? explain. (c) the inside of the track is heavily wooded, and she can- not see through the woods. there is a bear standing outside the woods at the point (8, 0). when she is at the point (5, 2), can she see the bear? explain.
Answers: 3
Mathematics, 21.06.2019 16:40, chrisraptorofficial
14 pointslet x be the seats in the small van and y the seats in the large van. how many seats does the large van have? a company uses two vans to transport worker from a free parking lot to the workplace between 7: 00 and 9: 00a. m. one van has 9 more seats than the other. the smaller van makes two trips every morning while the larger one makes only one trip. the two vans can transport 69 people, maximum. how many seats does the larger van have?
Answers: 1
Mathematics, 21.06.2019 17:00, eazywalters
There is a spinner with 14 equal areas, numbered 1 through 14. if the spinner is spun one time, what is the probability that the result is a multiple of 2 or a multiple of 5?
Answers: 2
4, a person is running around an elliptical track. the equation ofthe track is 4x2-25y2-200. runner...
Mathematics, 26.07.2019 06:00
Mathematics, 26.07.2019 06:00