Mathematics, 04.07.2019 08:30, ayeelol4936
Aquadratic equation in standard for written ax^+bc+c=0 where a, b, and c are real numbers and a is not zero. a-true b-false
Answers: 2
Mathematics, 21.06.2019 16:50, lunamoon1
The rate of decay of a radioactive substance depends upon the amount present initially. the mass y (mg) of the radioactive substance cobalt-60 present in a sample at time t (years) is represented by the exponential equation y=50e โ0.1315 t . answer the following questions in complete sentences. 1. how does the exponential equation above compare to the equation for simple interest that is compounded continuously? explain the similarities. 2. what is the initial amount of cobalt-60 in the sample? 2. how much cobalt-60 is left after 8.4 years? show your work. 3. what would be the y-intercept of the graph? what does it represent? 4. after how many years will the amount of cobalt-60 left be 6.25 mg? explain what happens to the cobalt-60 after 50 years? 5. discuss some โreal-worldโ examples and uses of cobalt-60
Answers: 1
Mathematics, 21.06.2019 17:40, zaygonegraduate
Follow these steps using the algebra tiles to solve the equation โ5x + (โ2) = โ2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =
Answers: 1
Mathematics, 21.06.2019 21:30, brittanysanders
Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.
Answers: 2
Aquadratic equation in standard for written ax^+bc+c=0 where a, b, and c are real numbers and a is n...
Mathematics, 20.10.2019 05:00
Mathematics, 20.10.2019 05:00
Physics, 20.10.2019 05:00
World Languages, 20.10.2019 05:00
English, 20.10.2019 05:00
Mathematics, 20.10.2019 05:00
Mathematics, 20.10.2019 05:00