Mathematics, 04.12.2019 09:31 chrisgonzv1219
Seven years ago, jacksons age was 2/5 of the age he will be 20 years from now. how old is jackson now?
Answers: 3
Mathematics, 21.06.2019 14:00
What is the logarithmic function modeled by the following table? x f(x) 9 2 27 3 81 4
Answers: 2
Mathematics, 21.06.2019 22:00
Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250
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, 22.06.2019 02:30
Find a parametrization for the curveγand determine the work done on a particle moving along Ξ³ in r3 through the force field f: r^3--r^3'where f(x,y,z) = (1,-x,z) and (a) im (Ξ³) is the line segment from (0,0,0) to (1,2,1) (b) im (Ξ³) is the polygonal curve with successive vertices (1,0,0), (0,1,1), and (2,2,2) (c) im (Ξ³) is the unit circle in the plane z = 1 with center (0,0,1) beginning and ending at (1,0,1), and starting towards (0,1,1)
Answers: 3
Seven years ago, jacksons age was 2/5 of the age he will be 20 years from now. how old is jackson no...
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