Mathematics, 07.12.2019 19:31 needhelpwithHW10
You place a cup of 200 degrees f coffee on a table in a room that is 67 degrees f, and 10 minutes later, it is 195 degrees f. approximately how long will it be before the coffee is 180 degrees f? use newton's law of cooling: t(t)=t[a]+(t[o]-t[a])e^-kt a. 40 minutes b. 15 minutes c. 1 hour d. 35 minutes
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 21:30
Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.
Answers: 1
Mathematics, 22.06.2019 01:00
Triangles abd and ace are similar right triangles. witch ratio best explains why the slope of ab is the same as the slope of ac?
Answers: 2
You place a cup of 200 degrees f coffee on a table in a room that is 67 degrees f, and 10 minutes la...
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