Answers: 2
Mathematics, 21.06.2019 19:00
Since opening night, attendance at play a has increased steadily, while attendance at play b first rose and then fell. equations modeling the daily attendance y at each play are shown below, where x is the number of days since opening night. on what day(s) was the attendance the same at both plays? what was the attendance? play a: y = 8x + 191 play b: y = -x^2 + 26x + 126 a. the attendance was never the same at both plays. b. the attendance was the same on day 5. the attendance was 231 at both plays on that day. c. the attendance was the same on day 13. the attendance was 295 at both plays on that day. d. the attendance was the same on days 5 and 13. the attendance at both plays on those days was 231 and 295 respectively.
Answers: 1
Mathematics, 21.06.2019 19:40
Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.
Answers: 3
Mathematics, 21.06.2019 21:00
The paint recipe also calls for 1/4 cup of food coloring. tyler says mrs.mcglashan will also need 6 cups of food coloring. do u agree or disagree? explain.
Answers: 2
Mathematics, 21.06.2019 22:00
What is the length of the segment, endpoints of which are intersections of parabolas y=x^2β 11/4 xβ 7/4 and y=β 7 /8 x^2+x+ 31/8 ?
Answers: 1
Find the surface area and volume. show your work.
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Mathematics, 04.04.2020 16:39
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Mathematics, 04.04.2020 16:40
English, 04.04.2020 16:40
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Mathematics, 04.04.2020 16:41
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