Mathematics, 09.10.2019 13:50 adrianayepez8
You place a cup of 220 degrees f hot chocolate on a table in a room that is 72 degrees f, and 12 minutes later, it is 205 degrees f. approximately how long will it be before the coffee is 175 degrees f? round to the nearest minute. (use newtons law of cooling: t(t)=ta+(t0-ta)e^-kt
Answers: 3
Mathematics, 21.06.2019 20:40
David estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x. create a question you could ask that could be answered only by graphing or using a logarithm.
Answers: 1
Mathematics, 22.06.2019 01:50
Lesson 9-3 for items 8-10, a square is drawn in the coordinate plane, with vertices as shown in the diagram. then the square is reflected across the x-axis. -2 4 8. the function that describes the reflection is (x, y) - a. (x, y-3). b. (x, y-6). c. (-x, y). d. (x,- y).
Answers: 2
You place a cup of 220 degrees f hot chocolate on a table in a room that is 72 degrees f, and 12 min...
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