Mathematics, 22.07.2021 23:00, markusovaevelyn532
Cho hàm số y=-x^4+2×(2+m)×x^2-4-m với m là tham số thực. Có bao nhiêu giá trị nguyên của m để đồ thị hàm số không có điểm chung với trục hoành
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Mathematics, 21.06.2019 13:30, Chipper4085
An animal shelter has 21 puppies. if the puppies are 28% of the total dogs and cat population how many dogs and cats are in the animal shelter
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Mathematics, 21.06.2019 15:30, williamnason123
Enter the missing numbers in the boxes to complete the table of equivalent ratios of lengths to widths. ? 18 8 ? 10 30 12 ?
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Mathematics, 21.06.2019 19:40, evarod
Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.
Answers: 3
Cho hàm số y=-x^4+2×(2+m)×x^2-4-m với m là tham số thực. Có bao nhiêu giá trị nguyên của m để đồ thị...
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