Mathematics, 07.07.2019 10:20 rianna14
List the next three terms in the following sequence: 1, 2, 4, 7, 11, also list the number that would be the twentieth number in the sequence. a. 23, 31, 40; 200 b. 23, 31, 40; 191 c. 22, 28, 35; 185 d. 22, 29, 37; 191
Answers: 1
Mathematics, 21.06.2019 16:50
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 −0.1315 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 “real-world” examples and uses of cobalt-60
Answers: 1
Mathematics, 21.06.2019 21:00
Which must be true in order for the relationship △zyv ~ △xwv to be correct? zy ∥ wx ∠z ≅ ∠y and ∠w ≅ ∠x zv ≅ vy and wv ≅ vx ∠z ≅ ∠x and ∠w ≅ ∠y
Answers: 2
Mathematics, 21.06.2019 21:40
Asystem of linear equations contains two equations with the same slope. select all of the correct statements. i a. the system may have two solutions. - b. the system may have infinitely many solutions. c. the system may have one solution. o d. the system may have no solution. submit
Answers: 3
Mathematics, 21.06.2019 23:30
Astraight water slide is 175 feet above ground and is 200 feet long. what is the angle of depression to the bottom of the slide?
Answers: 1
List the next three terms in the following sequence: 1, 2, 4, 7, 11, also list the number that wou...
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