Please help me
...
Answers: 1
Mathematics, 21.06.2019 15:30
Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.
Answers: 1
Mathematics, 21.06.2019 17:20
The function a represents the cost of manufacturing product a, in hundreds of dollars, and the function b represents the cost of manufacturing product b, in hundreds of dollars. a(t) = 5t + 2 b(t) = 7t - 2t +4 find the expression that describes the total cost of manufacturing both products, a(t) + b(t). a. 7t^2 - 7t + 2 b. 7t^2 + 3 +6 c. 7t^2 + 7t - 6 d. 7t^2 - 3t + 6
Answers: 3
Mathematics, 22.06.2019 00:00
A6 ounce bottle of dressing costs $1.56 a 14 ounce bottle costs $3.36 a 20 ounce bottle costs $5.60 which has the lowest cost per ounce
Answers: 1
Mathematics, 22.06.2019 00:30
Anew test for ra is being developed. the test is administered to 750 patients with ra and 750 without ra. for the sake of the question, assume the prevalence of ra in this population is 50%. of the 750 patients with ra, 575 have a positive result. of the 750 patients without ra, 150 have a positive result. what is the positive predictive value of the new test? a575/(575+150) b. 600/(600+ 150) c. 575/(575+125) d. 600/(600+ 125)
Answers: 2
Mathematics, 17.04.2020 03:13
Chemistry, 17.04.2020 03:13
Mathematics, 17.04.2020 03:13
Mathematics, 17.04.2020 03:13
Mathematics, 17.04.2020 03:13
English, 17.04.2020 03:13
Social Studies, 17.04.2020 03:13