Mathematics, 15.12.2020 20:10 nelyanariba981p555ve
What is the value of the discriminant of the quadratic equation −1 = 5x2 −2x, and what does its value mean about the number of real number solutions the equation has? Answers: A. The discriminant is equal to −16, which means the equation has no real number solutions. B. The discriminant is equal to −16, which means the equation has two real number solutions. C. The discriminant is equal to 24, which means the equation has no real number solutions. D. The discriminant is equal to 24, which means the equation has two real number solutions.
Answers: 1
Mathematics, 21.06.2019 19:00
Which statement best explains why ben uses the width hi to create the arc at j from point k
Answers: 2
Mathematics, 21.06.2019 21:00
Atorch and a battery cost 2.50 altogether.the torch costs 1.50 more than the battery.what fraction of the total price is the torch? give your answer in its simplest form.
Answers: 2
Mathematics, 21.06.2019 22:00
The evening newspaper is delivered at a random time between 5: 30 and 6: 30 pm. dinner is at a random time between 6: 00 and 7: 00 pm. each spinner is spun 30 times and the newspaper arrived 19 times before dinner. determine the experimental probability of the newspaper arriving before dinner.
Answers: 1
Mathematics, 21.06.2019 22:50
Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables
Answers: 3
What is the value of the discriminant of the quadratic equation −1 = 5x2 −2x, and what does its valu...
History, 01.10.2019 02:00
Physics, 01.10.2019 02:00
History, 01.10.2019 02:00
Social Studies, 01.10.2019 02:00
Social Studies, 01.10.2019 02:00
Social Studies, 01.10.2019 02:00