Are the functions linear or nonlinear?
1. y = 2x − 9
2. y = −10.2
3. y = 3x2 + 7
4. 3x + 5y = 15

Arandom sample of 150 high school students were asked whether they have a job. the results are shown in the table. have a job do not have a job male 48 35 female 41 26 select a ord or phrase from the drop-down menus to correctly complete the statements describing the association.