Mathematics, 07.04.2020 00:20 ahnaodoido384
An isotope has a half-life of 80 days. How many days will it take for a 7 mg sample of this isotope to decay to 1 mg? Round the answer to the nearest whole number. *
Answers: 3
Mathematics, 21.06.2019 21:00
The function below show how much jayna and hannah charge for babysitting. which statement best compares the two plants?
Answers: 1
Mathematics, 21.06.2019 22:30
Amachine that produces a special type of transistor (a component of computers) has a 2% defective rate. the production is considered a random process where each transistor is independent of the others. (a) what is the probability that the 10th transistor produced is the first with a defect? (b) what is the probability that the machine produces no defective transistors in a batch of 100? (c) on average, how many transistors would you expect to be produced before the first with a defect? what is the standard deviation? (d) another machine that also produces transistors has a 5% defective rate where each transistor is produced independent of the others. on average how many transistors would you expect to be produced with this machine before the first with a defect? what is the standard deviation? (e) based on your answers to parts (c) and (d), how does increasing the probability of an event aΓ’β Β΅ect the mean and standard deviation of the wait time until success?
Answers: 3
Mathematics, 22.06.2019 00:00
Which of the following would be a correct step in proving that triangle abc is congruent to triangle cda? a. use a protractor to measure the angles and show that all the corresponding angles are equal in measure. this will allow you to prove congruence by aaa. b. show that segment ab is parallel to segment cd and segment ad is parallel to segment cb. this will allow you to prove congruency by asa. c. show that is segment ab is perpendicular to segment ad. this will allow you to prove congruence by sas. d. none of the above.
Answers: 2
Mathematics, 22.06.2019 01:30
The angle of elevation from point a to the top of a cliff is 38 degrees . if point a is 80 feet from the base of the cliff , how high is the cliff ?
Answers: 3
An isotope has a half-life of 80 days. How many days will it take for a 7 mg sample of this isotope...
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