Mathematics, 18.07.2019 13:30 marilyn73471
Use the functions a(x) = 4x + 9 and b(x) = 3x − 5 to complete the function operations listed below. part a: find (a + b)(x). show your work. (3 points) part b: find (a ⋅ b)(x). show your work. (3 points) part c: find a[b(x)]. show your work. (4 points)
Answers: 1
Mathematics, 21.06.2019 19:30
Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?
Answers: 2
Mathematics, 22.06.2019 01:40
Agroup of student volunteers participates in a study designed to assess several behavioral interventions for improving output in a repetitive task. prior to the beginning of the study, all volunteers unknowingly observed, and their output is measured. at the beginning of the study, prior to any intervention, the volunteers perform the same task under the observation of a study administrator, and their overall output increases. which of the following terms describes this phenomenon? a. simpson's paradox b. hawthorne effect are d. novelty effect d. pygmalion effect e. observer-expectancy effect
Answers: 1
Mathematics, 22.06.2019 02:30
Astudent found the solution below for the given inequality. |x-9|< -4 x-9> 4 and x-9< -4 x> 13 and x< 5 which of the following explains whether the student is correct? -the student is completely correct because the student correctly wrote and solved the compound inequality. -the student is partially correct because only one part of the compound inequality is written correctly. -the student is partially correct because the student should have written the statements using “or” instead of “and.” -the student is completely incorrect because there is no solution to this inequality.
Answers: 2
Mathematics, 22.06.2019 04:00
The sum of a number and 5 times the number is 18.find the number
Answers: 1
Use the functions a(x) = 4x + 9 and b(x) = 3x − 5 to complete the function operations listed below....
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