What is a dialectical shape?

Which of the following is an example of negative reinforcement? a.marty knocks over his mother's prize fern so she gives him a time out. b.gwen mows the lawn and her dad takes her out for ice cream. c.tara takes an aspirin, and her headache begins to go away. d. peter comes in late from his lunch and is fired from his job.

In a government based on the consent of the governed, who has the ultimate authority?

If a system of linear equations has the unique solution (2, −3), then its graph consists of what? parallel lines lines that intersect at a single point identical lines a y-intercept at −3