![subject](/tpl/images/cats/mat.png)
Mathematics, 29.07.2019 03:10 mykalwashington
Which of the following equations have complex roots? a. 3(x+2)^2−36=0 b. −x^2=4 c. x^2=x+4 d. 12x^2+x−1=0
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:50
These tables represent a quadratic function with a vertex at (0, -1). what is the average rate of change for the interval from x = 9 to x = 10?
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:30
Julie goes to the sports store and spends $40.50 before tax. she buys a pair of shorts for $21.75 and 3 pairs of socks that each cost the same amount. how much does each pair of socks cost? $$
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:00
Apoll is being conducted at a mall nothingto obtain a sample of the population of an entire country. what is the frame for this type of​ sampling? who would be excluded from the survey and how might this affect the results of the​ survey? what is the frame for this type of​ sampling? a. the frame is people who need new clothes. b. the frame is people who shop at the mall. c. the frame is people who like to shop. d. the frame is the entire population of the country. who would be excluded from the survey and how might this affect the results of the​ survey? a. any person that does not need new clothes is excluded. this could result in sampling bias due to undercoverage. b. any person who does not shop at the mall is excluded. this could result in sampling bias due to undercoverage. c. any person who does not shop at the mall is excluded. this could result in nonresponse bias due to people not participating in the poll. d. there is nobody that is being excluded from the survey.
Answers: 3
![question](/tpl/images/cats/mat.png)
You know the right answer?
Which of the following equations have complex roots? a. 3(x+2)^2−36=0 b. −x^2=4 c. x^2=x+4 d. 12x^2...
Questions
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.10.2020 18:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/en.png)
English, 26.10.2020 18:50
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/istoriya.png)
History, 26.10.2020 18:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.10.2020 18:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 26.10.2020 18:50
![question](/tpl/images/cats/mat.png)
Mathematics, 26.10.2020 18:50
![question](/tpl/images/cats/mat.png)
Mathematics, 26.10.2020 18:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)