Mathematics, 28.10.2020 01:50 hahHcjckk
Combine the terms that can be combined. Indicate the others in descending powers of x or a. 25ab + 6a^2 - 3b^2 + 6
Answers: 2
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 17:00
16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191
Answers: 3
Mathematics, 21.06.2019 18:00
Stephen thublin invests $1,000,000 in a 45-day certificate of deposit with 6.55% interest. what is the total interest income from the investment?
Answers: 1
Mathematics, 21.06.2019 20:00
Fred has a spinner that is split into four equal sections: red, blue, green, and yellow. fred spun the spinner 688 times. which of the following would be a good estimate of the number of times the spinner lands on the green section? a. 269 b. 603 c. 344 d. 189
Answers: 1
Combine the terms that can be combined. Indicate the others in descending powers of x or a.
25ab +...
Biology, 04.12.2020 08:30
Mathematics, 04.12.2020 08:30
Mathematics, 04.12.2020 08:30
Mathematics, 04.12.2020 08:30
Computers and Technology, 04.12.2020 08:30
Geography, 04.12.2020 08:30
Physics, 04.12.2020 08:30
Mathematics, 04.12.2020 08:30
Mathematics, 04.12.2020 08:30
Geography, 04.12.2020 08:30
English, 04.12.2020 08:30
Mathematics, 04.12.2020 08:30
English, 04.12.2020 08:30