Mathematics, 29.01.2021 23:10, kathiaflores1215
Which expression does the model represent?
A number line going from 0 to 1 in increments of one-eighths.
StartFraction 7 Over 8 EndFraction divided by StartFraction 1 Over 8 EndFraction
StartFraction 1 Over 8 EndFraction divided by StartFraction 7 Over 8 EndFraction
StartFraction 1 Over 8 EndFraction divided by 7
7 divided by StartFraction 7 Over 8 EndFraction
Answers: 2
Mathematics, 21.06.2019 15:00, Ruby2480
Abiologist is recording the loss of fish in a pond. he notes the number of fish, f, in the pond on june 1. on july 1 there were 63 fish in the pond, which is 52 fewer fish than were in the pond on june 1. which equation represents this situation? a. f – 52 = 63 b. f – 63 = 52 c. 63 – f = 52 d. f – 63 = –52
Answers: 1
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 −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 19:30, noahdeem135
Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin. how many doctors use brand x aspirin
Answers: 1
Which expression does the model represent?
A number line going from 0 to 1 in increments of one-eig...
Mathematics, 18.11.2020 18:30
Mathematics, 18.11.2020 18:30
Mathematics, 18.11.2020 18:30