Mathematics, 20.12.2020 01:00 Rachelmontes1
My friend and I both choose numbers. I multiply my number by −2 and subtract 20.19, while my
friend adds 2.018 to her number and then divides by −2. Our results are the same. If her number
was originally 4.002, what was my original number?
please answer will give brainlist.
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
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Mathematics, 21.06.2019 18:40
This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.
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Mathematics, 21.06.2019 19:00
D(5, 7). e(4,3), and f(8, 2) form the vertices of a triangle. what is mzdef? oa. 30° ob. 45° oc. 60° od 90°
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Mathematics, 21.06.2019 19:00
Asap its important using the information in the customer order, determine the length and width of the garden. enter the dimensions.length: feetwidth: feet
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My friend and I both choose numbers. I multiply my number by −2 and subtract 20.19, while my
friend...
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