Answer:
Step-by-step explanation:
Newton's cooling model is:
Where
t is the time in hours
is the ambient temperature
is the initial temperature of the body
We know that:
Then after 7 hours the temperature of the liquid will be:
3(8p-1)- 17p simplify please????????????
1 answer:
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Answer:
Option 1) is correct
Step-by-step explanation:
Given: The graph shows the distance in miles, m, hiked from a camp in h hours.
To find: hourly interval that had the greatest rate of change
Solution:
Rate of change between two points refers to the vertical change divided by the horizontal change.
For hour 0 to hour 1:
rate of change =
For hour 2 to hour 3:
rate of change =
For hour 1 to hour 2:
rate of change =
For hour 3 to hour 4:
rate of change =
So, rate of change is greatest in interval: hour 0 to hour 1
Answer:
12 students play chess
and 25 students play Sudoku
Step-by-step explanation:
There are 30 students in Ms Barclay's classroom.
2/5 students play chess.
i.e. play chess
i.e. 12 students play chess
5/6 of the students play Sudoku.
i.e. play Sudoku
i.e. 25 students play Sudoku
Hence, 12 students play chess
and 25 students play Sudoku