Mathematics, 23.04.2021 22:20 meramera50
Task 3: A traffic safety engineer was studying travel patterns along a highway. She set up a camera and recorded
the speed and direction of cars and trucks that passed by the camera. Positions to the east of the camera are
positive, and to the west are negative.
Here are some positions and times for one car:
position (feet)
-180
-120
-60
0
60
120
time (seconds)
الا
-2
-1
0
2
In what direction is this car traveling?
Answers: 2
Mathematics, 21.06.2019 22:30
Ascientist places 24 cells in a petri dish. she knows the cells grow at an exponential rate, doubling in number every hour. how long will it take (in hours) for there to be 1100 cells in the dish? time to 1100 cells: 5.51832530 hours how long will it take to reach 110 cells? time to 110 cells : 2.1963972 hours what is the average rate of change in the number of cells between 9 hours and 11 hours? average rate of change: cells per hour what is the instantaneous rate of change after 7 hours? instantaneous rate of change: cells per hour note: you can earn partial credit on this problem.
Answers: 1
Mathematics, 21.06.2019 23:30
The triangle shown has a hypotenuse with a length of 13 feet. the measure of angle a is 20 degrees. and the measure of angle b is 70 degrees. which of the following is closest to the length, in feet, of line segment ac? no need to use a calculator to find the trig numbers. each function is listed below. 4.4 5 12.2 35.7
Answers: 2
Task 3: A traffic safety engineer was studying travel patterns along a highway. She set up a camera...
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