Mathematics, 04.10.2021 03:20 andres2865
1.cho hàm số y= f(x) liên tục trên R và có đạo hàm f'(x)= x(x-1)^2(x-2)^3. Số điểm cực trị của hàm số y= f (x) là: A. 1 B.2 C. 0 D.3
Answers: 1
Mathematics, 20.06.2019 18:04
Carly bought a new house for $125,000. the value of the house appreciates approximately 3.5% each year. what will be the value of the house after 10 years?
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Mathematics, 21.06.2019 17:20
Two language majors, anna and megan, took exams in two languages. anna scored 85 on both exams. megan scored 74 on the first exam and 85 on the second exam. overall, student scores on the first exam had a mean of 82 and a standard deviation of 4, and the second exam scores had a mean of 71 and a standard deviation of 13. a) to qualify for language honors, a major must maintain at least an 85 average across all language courses taken. so far, which of anna and megan qualify? b) which student's overall performance was better?
Answers: 2
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
1.cho hàm số y= f(x) liên tục trên R và có đạo hàm f'(x)= x(x-1)^2(x-2)^3. Số điểm cực trị của hàm s...
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