What do you know to be true about the values of a and b

Which statement holds true for absolute value functions? •the absolute value determines the direction in which theb. the coefficient determines the line along which the graph, the distance between the left and the right arm is based od. the vertex coordinates and the absolute value determine 111

Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.

Brent wants to know what is 5 x 1/2