1. Find all zeros of the functions f(x).

...
Answers: 1
Mathematics, 21.06.2019 21:20
An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.
Answers: 2
Mathematics, 21.06.2019 21:30
Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?
Answers: 1
Mathematics, 21.06.2019 21:40
The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?
Answers: 2
Mathematics, 21.06.2019 22:20
Cone a has a surface area of 384 ft2 and cone b has a surface area of 96 ft? . what is the ratio of their volume?
Answers: 1
Mathematics, 18.07.2019 10:30
Biology, 18.07.2019 10:30
Health, 18.07.2019 10:30
Mathematics, 18.07.2019 10:30
Physics, 18.07.2019 10:30
Business, 18.07.2019 10:30
Business, 18.07.2019 10:30
English, 18.07.2019 10:30
Mathematics, 18.07.2019 10:30
Mathematics, 18.07.2019 10:30