Mathematics, 23.11.2019 07:31 beccakubas
(1 point) a cup of coffee at 100 degrees celsius is put into a 30 degree celsius room when t=0. the coffee's temperature, f(t), is changing at a rate given by f′(t)=−7(0.8)t degrees celsius per minute, where t is in minutes.
Answers: 1
Mathematics, 21.06.2019 15:50
Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20
Answers: 2
Mathematics, 21.06.2019 16:30
Acircle has a circumference of 2 pi cm. which statement about the circumference and area is true? a comparison of the area and circumference is not possible since the area cannot be determined. the numerical values of the circumference and area of the circle are equal. the numerical value of the circumference is greater than the numerical value of the area. the numerical value of the circumference is less than the numerical value of the area.
Answers: 3
Mathematics, 21.06.2019 17:30
If jaime wants to find 60% of 320, which table should he use?
Answers: 1
(1 point) a cup of coffee at 100 degrees celsius is put into a 30 degree celsius room when t=0. the...
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