Mathematics, 22.10.2020 06:01 Jalyn1060
Regular exercise can help a person lower their resting heart rate. Suppose an individual's resting heart rate, in beats per minute, is modeled by the function(x) = -0.2 -0.6x2 + 85 after x weeks of regular exercise.
How many weeks of exercise are necessary to lower the individual's resting heart rate below 70 beats per minute?
(25 points)
A 7 weeks
B. 8 weeks
DC 9 weeks
D. 10 weeks
Question 4 of 4
Answers: 3
Mathematics, 21.06.2019 17:00
100 points, hi, iโm not sure how to get the equation from the graph and table.
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Mathematics, 21.06.2019 18:00
Aplane is taking off from bangladesh headed to new york city. at the same time, a plane from new york city is headed to bangladesh is also taking off. the plane bound to new york city is traveling at 600 mph, while the plane traveling to bangladesh is traveling at 400 mph. how far from new york city will the two planes meet if the distance between new york city and bangladesh is 8,000 miles?
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Mathematics, 21.06.2019 19:30
Louis wants to carpet the rectangular floor of his basement.the basement has an area of 864 square feet.the width of the basement is 2/3 it's length. what is the length of louis's basement
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Regular exercise can help a person lower their resting heart rate. Suppose an individual's resting h...
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