(2x2 − x) + (x2 + 3x − 1)
5x2+2x−1+(4x2−x+2)
(3x2+2x+1)+(x2−1)
−x2−1 +(4x2−...
Mathematics, 25.03.2021 19:30 soccerjessie6846
(2x2 − x) + (x2 + 3x − 1)
5x2+2x−1+(4x2−x+2)
(3x2+2x+1)+(x2−1)
−x2−1 +(4x2−x)
some one tell me the sum for all of them please i beg of you all
Answers: 2
Mathematics, 21.06.2019 16:10
What is the point-slope equation of a line with slope -5 that contains the point (6,3)
Answers: 1
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
Mathematics, 22.06.2019 01:00
You went to a restaurant and spent $53.25 on the meal. there was a 6% sales tax. what was the amount of money, not including a tip, you spent at the restaurant?
Answers: 1
Mathematics, 22.06.2019 02:20
There are two major tests of readiness for college: the act and the sat. act scores are reported on a scale from 1 to 36. the distribution of act scores in recent years has been roughly normal with mean µ = 20.9 and standard deviation s = 4.8. sat scores are reported on a scale from 400 to 1600. sat scores have been roughly normal with mean µ = 1026 and standard deviation s = 209. reports on a student's act or sat usually give the percentile as well as the actual score. the percentile is just the cumulative proportion stated as a percent: the percent of all scores that were lower than this one. tanya scores 1260 on the sat. what is her percentile (± 1)?
Answers: 1
Mathematics, 18.02.2020 06:43
English, 18.02.2020 06:43
Mathematics, 18.02.2020 06:44
Social Studies, 18.02.2020 06:44
Mathematics, 18.02.2020 06:45
English, 18.02.2020 06:45
Biology, 18.02.2020 06:46
Social Studies, 18.02.2020 06:46
Mathematics, 18.02.2020 06:47
Mathematics, 18.02.2020 06:47
History, 18.02.2020 06:47