PLZ help me with this question
...
Answers: 3
Mathematics, 21.06.2019 14:00
Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)
Answers: 3
Mathematics, 21.06.2019 15:30
The function ƒ is defined by ƒ(x) = (x + 3)(x + 1). the graph of ƒ in the xy-plane is a parabola. which interval contains the x-coordinate of the vertex of the graph of ƒ?
Answers: 2
Mathematics, 21.06.2019 19:30
Which of the following describes the symmetry of the graph of y = x3?
Answers: 2
Mathematics, 21.06.2019 21:30
Noel is hoping to make a profit (in $) on the school play and has determined the function describing the profit to be f(t) = 8t – 2654, where t is the number of tickets sold. what does the number 8 tell you?
Answers: 1
Mathematics, 06.10.2019 02:20
Social Studies, 06.10.2019 02:20
Mathematics, 06.10.2019 02:20
Biology, 06.10.2019 02:20
Biology, 06.10.2019 02:20
Mathematics, 06.10.2019 02:20
Social Studies, 06.10.2019 02:20
History, 06.10.2019 02:20
Mathematics, 06.10.2019 02:30
Social Studies, 06.10.2019 02:30